Alright, let's work through 6787 times 7548 step by step
6787 × 7548 = 7548 × (6787)
+ 7548 × 7 that equals 52836
+ 7548 × 80 which equals 603840
+ 7548 × 700 producing 5283600
+ 7548 × 6000 giving us 45288000

= 51228276
