Alright, let's work through 9545 times 9021 step by step
9545 × 9021 = 9021 × (9545)
+ 9021 × 5 producing 45105
+ 9021 × 40 that equals 360840
+ 9021 × 500 what gives us 4510500
+ 9021 × 9000 producing 81189000

= 86105445
