Finding the Third Proportional to 60,988 and 132,664

Step by Step Solution

1. Step 1: Write the proportion equation
   60,988 : 132,664 = 132,664 : x
2. Step 2: Convert to fraction form
   60,988/132,664 = 132,664/x
3. Step 3: Cross multiply
   60,988x = 132,664 × 132,664
4. Step 4: Simplify right side
   60,988x = 17,599,736,896
5. Step 5: Solve for x
   x = 17,599,736,896/60,988
6. Step 6: Final answer
   x = 288,577.05