Alright, let's work through 4660 times 4321 step by step
4660 × 4321 = 4321 × (4660)
+ 4321 × 0 that is equal 0
+ 4321 × 60 that equals 259260
+ 4321 × 600 what gives us 2592600
+ 4321 × 4000 giving us 17284000

= 20135860
