Alright, let's work through 3863 times 3057 step by step
3863 × 3057 = 3057 × (3863)
+ 3057 × 3 which equals 9171
+ 3057 × 60 giving us 183420
+ 3057 × 800 that results in 2445600
+ 3057 × 3000 that is equal 9171000

= 11809191
