Let's calculate 4288 x 4521
4288 × 4521 = 4521 × (4288)
+ 4521 × 8 what gives us 36168
+ 4521 × 80 which equals 361680
+ 4521 × 200 what gives us 904200
+ 4521 × 4000 that results in 18084000

= 19386048
