Let's calculate 4992 x 1138
4992 × 1138 = 1138 × (4992)
+ 1138 × 2 what gives us 2276
+ 1138 × 90 what gives us 102420
+ 1138 × 900 that results in 1024200
+ 1138 × 4000 resulting in 4552000

= 5680896
