Alright, let's work through 1782 times 6679 step by step
1782 × 6679 = 6679 × (1782)
+ 6679 × 2 resulting in 13358
+ 6679 × 80 that equals 534320
+ 6679 × 700 producing 4675300
+ 6679 × 1000 yielding 6679000

= 11901978
