Alright, let's work through 4273 times 4990 step by step
4273 × 4990 = 4990 × (4273)
+ 4990 × 3 giving us 14970
+ 4990 × 70 what gives us 349300
+ 4990 × 200 producing 998000
+ 4990 × 4000 what gives us 19960000

= 21322270
