Alright, let's work through 1780 times 9423 step by step
1780 × 9423 = 9423 × (1780)
+ 9423 × 0 resulting in 0
+ 9423 × 80 that equals 753840
+ 9423 × 700 that results in 6596100
+ 9423 × 1000 resulting in 9423000

= 16772940
