Kanye West and Kim Kardashian are engaged. West popped the question on Monday (October 22) in a lavish engagement celebration at San Francisco's Major League Baseball stadium, which he rented out for her 33rd birthday. Kardashian posted a photograph on her Instagram account, showing her hand sporting a reportedly 15 carat diamond ring. West and Kardashian started dating in 2012 and have a daughter, North West, who was born in June. It will be the first marriage for West, the third for Kardashian.