Finding the Third Proportional to 71,472 and 108,744

Step by Step Solution

1. Step 1: Write the proportion equation
   71,472 : 108,744 = 108,744 : x
2. Step 2: Convert to fraction form
   71,472/108,744 = 108,744/x
3. Step 3: Cross multiply
   71,472x = 108,744 × 108,744
4. Step 4: Simplify right side
   71,472x = 11,825,257,536
5. Step 5: Solve for x
   x = 11,825,257,536/71,472
6. Step 6: Final answer
   x = 165,453.01