Alright, let's work through 4640 times 9862 step by step
4640 × 9862 = 9862 × (4640)
+ 9862 × 0 that is equal 0
+ 9862 × 40 that results in 394480
+ 9862 × 600 that is equal 5917200
+ 9862 × 4000 yielding 39448000

= 45759680
