Alright, let's work through 4403 times 4021 step by step
4403 × 4021 = 4021 × (4403)
+ 4021 × 3 that equals 12063
+ 4021 × 00 that is equal 0
+ 4021 × 400 which equals 1608400
+ 4021 × 4000 that results in 16084000

= 17704463
