Alright, let's work through 4863 times 4405 step by step
4863 × 4405 = 4405 × (4863)
+ 4405 × 3 which equals 13215
+ 4405 × 60 that results in 264300
+ 4405 × 800 that is equal 3524000
+ 4405 × 4000 giving us 17620000

= 21421515
