Alright, let's work through 5804 times 899 step by step
5804 × 899 = 899 × (5804)
+ 899 × 4 that is equal 3596
+ 899 × 00 yielding 0
+ 899 × 800 what gives us 719200
+ 899 × 5000 yielding 4495000

= 5217796
