Alright, let's work through 48440012 times 64678204 step by step
48440012 × 64678204 = 64678204 × (48440012)
+ 64678204 × 2 that is equal 129356408
+ 64678204 × 10 that results in 646782040
+ 64678204 × 000 what gives us 0
+ 64678204 × 0000 yielding 0
+ 64678204 × 40000 what gives us 2587128160000
+ 64678204 × 400000 what gives us 25871281600000
+ 64678204 × 8000000 that is equal 517425632000000
+ 64678204 × 40000000 which equals 2587128160000000

= 3133012977898448
