Alright, let's work through 3390 times 5785 step by step
3390 × 5785 = 5785 × (3390)
+ 5785 × 0 giving us 0
+ 5785 × 90 which equals 520650
+ 5785 × 300 giving us 1735500
+ 5785 × 3000 that is equal 17355000

= 19611150
