We're going to solve 4780 multiplied by 4321
4780 × 4321 = 4321 × (4780)
+ 4321 × 0 that is equal 0
+ 4321 × 80 that equals 345680
+ 4321 × 700 resulting in 3024700
+ 4321 × 4000 which equals 17284000

= 20654380
