Alright, let's work through 7644 times 1768 step by step
7644 × 1768 = 1768 × (7644)
+ 1768 × 4 that results in 7072
+ 1768 × 40 what gives us 70720
+ 1768 × 600 that is equal 1060800
+ 1768 × 7000 which equals 12376000

= 13514592
