Finding the Third Proportional to 9,216 and 13,056

Step by Step Solution

1. Step 1: Write the proportion equation
   9,216 : 13,056 = 13,056 : x
2. Step 2: Convert to fraction form
   9,216/13,056 = 13,056/x
3. Step 3: Cross multiply
   9,216x = 13,056 × 13,056
4. Step 4: Simplify right side
   9,216x = 170,459,136
5. Step 5: Solve for x
   x = 170,459,136/9,216
6. Step 6: Final answer
   x = 18,496