Alright, let's work through 72727828 times 99140754 step by step
72727828 × 99140754 = 99140754 × (72727828)
+ 99140754 × 8 that equals 793126032
+ 99140754 × 20 that equals 1982815080
+ 99140754 × 800 that equals 79312603200
+ 99140754 × 7000 giving us 693985278000
+ 99140754 × 20000 resulting in 1982815080000
+ 99140754 × 700000 what gives us 69398527800000
+ 99140754 × 2000000 that equals 198281508000000
+ 99140754 × 70000000 giving us 6939852780000000

= 7210291704702312
