Let's calculate 9421 x 8463
9421 × 8463 = 8463 × (9421)
+ 8463 × 1 which equals 8463
+ 8463 × 20 what gives us 169260
+ 8463 × 400 resulting in 3385200
+ 8463 × 9000 that results in 76167000

= 79729923
