Alright, let's work through 8770 times 4394 step by step
8770 × 4394 = 4394 × (8770)
+ 4394 × 0 producing 0
+ 4394 × 70 that equals 307580
+ 4394 × 700 which equals 3075800
+ 4394 × 8000 that equals 35152000

= 38535380
