Alright, let's work through 9784 times 450 step by step
9784 × 450 = 450 × (9784)
+ 450 × 4 that equals 1800
+ 450 × 80 what gives us 36000
+ 450 × 700 that equals 315000
+ 450 × 9000 yielding 4050000

= 4402800
