Finding the Third Proportional to 10,728 and 12,552

Step by Step Solution

1. Step 1: Write the proportion equation
   10,728 : 12,552 = 12,552 : x
2. Step 2: Convert to fraction form
   10,728/12,552 = 12,552/x
3. Step 3: Cross multiply
   10,728x = 12,552 × 12,552
4. Step 4: Simplify right side
   10,728x = 157,552,704
5. Step 5: Solve for x
   x = 157,552,704/10,728
6. Step 6: Final answer
   x = 14,686.12