Alright, let's work through 4813 times 4063 step by step
4813 × 4063 = 4063 × (4813)
+ 4063 × 3 what gives us 12189
+ 4063 × 10 resulting in 40630
+ 4063 × 800 resulting in 3250400
+ 4063 × 4000 which equals 16252000

= 19555219
