Alright, let's work through 4947 times 3165 step by step
4947 × 3165 = 3165 × (4947)
+ 3165 × 7 what gives us 22155
+ 3165 × 40 yielding 126600
+ 3165 × 900 that is equal 2848500
+ 3165 × 4000 yielding 12660000

= 15657255
