Finding the Third Proportional to 88,078.50 and 132,144.75

Step by Step Solution

1. Step 1: Write the proportion equation
   88,078.50 : 132,144.75 = 132,144.75 : x
2. Step 2: Convert to fraction form
   88,078.50/132,144.75 = 132,144.75/x
3. Step 3: Cross multiply
   88,078.50x = 132,144.75 × 132,144.75
4. Step 4: Simplify right side
   88,078.50x = 17,462,234,952.56
5. Step 5: Solve for x
   x = 17,462,234,952.56/88,078.50
6. Step 6: Final answer
   x = 198,257.63