We're going to solve 72689861 multiplied by 74163661
72689861 × 74163661 = 74163661 × (72689861)
+ 74163661 × 1 that equals 74163661
+ 74163661 × 60 giving us 4449819660
+ 74163661 × 800 producing 59330928800
+ 74163661 × 9000 that equals 667472949000
+ 74163661 × 80000 yielding 5933092880000
+ 74163661 × 600000 which equals 44498196600000
+ 74163661 × 2000000 that results in 148327322000000
+ 74163661 × 70000000 yielding 5191456270000000

= 5390946209341121
