Alright, let's work through 1800 times 4559 step by step
1800 × 4559 = 4559 × (1800)
+ 4559 × 0 that is equal 0
+ 4559 × 00 resulting in 0
+ 4559 × 800 what gives us 3647200
+ 4559 × 1000 what gives us 4559000

= 8206200
