Alright, let's work through 3785 times 1286 step by step
3785 × 1286 = 1286 × (3785)
+ 1286 × 5 producing 6430
+ 1286 × 80 giving us 102880
+ 1286 × 700 that is equal 900200
+ 1286 × 3000 that is equal 3858000

= 4867510
