Alright, let's work through 1112 times 4187 step by step
1112 × 4187 = 4187 × (1112)
+ 4187 × 2 what gives us 8374
+ 4187 × 10 giving us 41870
+ 4187 × 100 that results in 418700
+ 4187 × 1000 what gives us 4187000

= 4655944
