Finding the Third Proportional to 60,676 and 132,680

Step by Step Solution

1. Step 1: Write the proportion equation
   60,676 : 132,680 = 132,680 : x
2. Step 2: Convert to fraction form
   60,676/132,680 = 132,680/x
3. Step 3: Cross multiply
   60,676x = 132,680 × 132,680
4. Step 4: Simplify right side
   60,676x = 17,603,982,400
5. Step 5: Solve for x
   x = 17,603,982,400/60,676
6. Step 6: Final answer
   x = 290,130.90