Arquette proposed to the entertainment reporter, 33, during dinner with their 2-month-old son, Charlie West, and Arquette and Cox's 10-year-old daughter, Coco, at Mastro's steakhouse in Malibu, Calif.
PHOTOS: Best celebrity engagement rings An insider tells Us Weekly Arquette had "planned it for a while" and has "known he wanted to marry Christina for a long time." In fact, the proposal just happened to fall near ex Cox's engagement.
For both of his performances so far, Cox and Coco have proudly cheered him on from the audience.
PHOTOS: Courteney and Coco's cutest moments "It meant a lot to have [Courtney] and Coco here tonight," Arquette told Us Weekly.
more Professional soccer player David Beckham and Victoria Beckham caused a huge British media stir when they began dating in 1997.
They were married in 1999 and are now parents to four kids, Brooklyn Joseph, Romeo James, Cruz David, and Harper Seven.
He has been described by The Guardian as "the most important director of this era".
On Wednesday's Howard Stern Sirius show, the 40-year-old revealed that he and estranged wife Courteney Cox have moved into "the friend zone," and he's now dating Christina Mc Larty, a reporter for PHOTOS: Courteney and David, the way they were "She's adorable," he told Stern, as excerpted by E! "I'm not one to run around with different girls.
I like someone that makes me feel good and that I can make feel good." Mc Larty, who iscreator Joe Francis' ex-domestic partner, met Arquette while on a boat party this past summer.
John Travolta and Kelly Preston met in 1987 while filming "The Experts." They married in 1991. Their oldest child, son Jett, died of a seizure in 2009 while family was on a vacation.
Travlota and Preston have said that marriage counseling has helped their relationship. with Kelly and Michael" host Kelly Ripa and actor Mark Consuelos met on the set of the now-defunct ABC soap opera "All My Children," when he was cast as her love interest.