1. **State the problem:** We need to find the result of dividing 9216 by 72. 2. **Write the division expression:** $$\frac{9216}{72}$$ 3. **Simplify the fraction by finding common factors:** First, note that both numerator and denominator are divisible by 72. 4. **Perform the division:** $$\frac{\cancel{9216}}{\cancel{72}} = 128$$ 5. **Explain:** Dividing 9216 by 72 gives 128 because 72 times 128 equals 9216. **Final answer:** $$128$$