Alright, let's work through 4889 times 545 step by step
4889 × 545 = 545 × (4889)
+ 545 × 9 giving us 4905
+ 545 × 80 resulting in 43600
+ 545 × 800 which equals 436000
+ 545 × 4000 resulting in 2180000

= 2664505
