We're going to solve 1286 multiplied by 3767
1286 × 3767 = 3767 × (1286)
+ 3767 × 6 what gives us 22602
+ 3767 × 80 resulting in 301360
+ 3767 × 200 what gives us 753400
+ 3767 × 1000 which equals 3767000

= 4844362
