Alright, let's work through 84891701 times 79457234 step by step
84891701 × 79457234 = 79457234 × (84891701)
+ 79457234 × 1 which equals 79457234
+ 79457234 × 00 what gives us 0
+ 79457234 × 700 yielding 55620063800
+ 79457234 × 1000 producing 79457234000
+ 79457234 × 90000 producing 7151151060000
+ 79457234 × 800000 that is equal 63565787200000
+ 79457234 × 4000000 that is equal 317828936000000
+ 79457234 × 80000000 which equals 6356578720000000

= 6745259751015034
