Alright, let's work through 1346 times 7784 step by step
1346 × 7784 = 7784 × (1346)
+ 7784 × 6 resulting in 46704
+ 7784 × 40 giving us 311360
+ 7784 × 300 producing 2335200
+ 7784 × 1000 producing 7784000

= 10477264
