Alright, let's work through 4839 times 591 step by step
4839 × 591 = 591 × (4839)
+ 591 × 9 giving us 5319
+ 591 × 30 what gives us 17730
+ 591 × 800 yielding 472800
+ 591 × 4000 giving us 2364000

= 2859849
