Alright, let's work through 4589 times 2400 step by step
4589 × 2400 = 2400 × (4589)
+ 2400 × 9 giving us 21600
+ 2400 × 80 that results in 192000
+ 2400 × 500 that is equal 1200000
+ 2400 × 4000 resulting in 9600000

= 11013600
