Finding the Third Proportional to 60,787.69 and 132,540.75

Step by Step Solution

1. Step 1: Write the proportion equation
   60,787.69 : 132,540.75 = 132,540.75 : x
2. Step 2: Convert to fraction form
   60,787.69/132,540.75 = 132,540.75/x
3. Step 3: Cross multiply
   60,787.69x = 132,540.75 × 132,540.75
4. Step 4: Simplify right side
   60,787.69x = 17,567,050,410.56
5. Step 5: Solve for x
   x = 17,567,050,410.56/60,787.69
6. Step 6: Final answer
   x = 288,990.27