Alright, let's work through 72118217 times 49910074 step by step
72118217 × 49910074 = 49910074 × (72118217)
+ 49910074 × 7 giving us 349370518
+ 49910074 × 10 yielding 499100740
+ 49910074 × 200 that is equal 9982014800
+ 49910074 × 8000 producing 399280592000
+ 49910074 × 10000 that equals 499100740000
+ 49910074 × 100000 yielding 4991007400000
+ 49910074 × 2000000 which equals 99820148000000
+ 49910074 × 70000000 that equals 3493705180000000

= 3599425547218058
