Alright, let's work through 21429536 times 4771875 step by step
21429536 × 4771875 = 4771875 × (21429536)
+ 4771875 × 6 giving us 28631250
+ 4771875 × 30 which equals 143156250
+ 4771875 × 500 giving us 2385937500
+ 4771875 × 9000 yielding 42946875000
+ 4771875 × 20000 producing 95437500000
+ 4771875 × 400000 yielding 1908750000000
+ 4771875 × 1000000 resulting in 4771875000000
+ 4771875 × 20000000 that equals 95437500000000

= 102259067100000
