Alright, let's work through 76815348 times 64950607 step by step
76815348 × 64950607 = 64950607 × (76815348)
+ 64950607 × 8 that is equal 519604856
+ 64950607 × 40 which equals 2598024280
+ 64950607 × 300 that is equal 19485182100
+ 64950607 × 5000 that results in 324753035000
+ 64950607 × 10000 resulting in 649506070000
+ 64950607 × 800000 resulting in 51960485600000
+ 64950607 × 6000000 giving us 389703642000000
+ 64950607 × 70000000 what gives us 4546542490000000

= 4989203479516236
