Alright, let's work through 8214 times 7890 step by step
8214 × 7890 = 7890 × (8214)
+ 7890 × 4 which equals 31560
+ 7890 × 10 resulting in 78900
+ 7890 × 200 that equals 1578000
+ 7890 × 8000 which equals 63120000

= 64808460
