78.2 million Xbox 360 sold.

[Seece]

MoHasanie said:
Good job! But its a known fact now that the PS3 is ahead.
I think 90 million units sold is looking possible for the 360 now, which is pretty impressive.

It's not fact until Sony reveal there numbers and make a big fuss over it ;) (and you can bet they will, look at MS and overtaking Wii in UK)