Alright, let's work through 72874654 times 50757698 step by step
72874654 × 50757698 = 50757698 × (72874654)
+ 50757698 × 4 what gives us 203030792
+ 50757698 × 50 producing 2537884900
+ 50757698 × 600 giving us 30454618800
+ 50757698 × 4000 that equals 203030792000
+ 50757698 × 70000 that is equal 3553038860000
+ 50757698 × 800000 that is equal 40606158400000
+ 50757698 × 2000000 producing 101515396000000
+ 50757698 × 70000000 producing 3553038860000000

= 3698949679586492
