Alright, let's work through 76442137 times 78342550 step by step
76442137 × 78342550 = 78342550 × (76442137)
+ 78342550 × 7 that is equal 548397850
+ 78342550 × 30 producing 2350276500
+ 78342550 × 100 resulting in 7834255000
+ 78342550 × 2000 that results in 156685100000
+ 78342550 × 40000 what gives us 3133702000000
+ 78342550 × 400000 which equals 31337020000000
+ 78342550 × 6000000 resulting in 470055300000000
+ 78342550 × 70000000 producing 5483978500000000

= 5988671940029350
