Alright, let's work through 1453 times 784 step by step
1453 × 784 = 784 × (1453)
+ 784 × 3 resulting in 2352
+ 784 × 50 resulting in 39200
+ 784 × 400 resulting in 313600
+ 784 × 1000 producing 784000

= 1139152
