Finding the Third Proportional to 88,539.50 and 133,549.50

Step by Step Solution

1. Step 1: Write the proportion equation
   88,539.50 : 133,549.50 = 133,549.50 : x
2. Step 2: Convert to fraction form
   88,539.50/133,549.50 = 133,549.50/x
3. Step 3: Cross multiply
   88,539.50x = 133,549.50 × 133,549.50
4. Step 4: Simplify right side
   88,539.50x = 17,835,468,950.25
5. Step 5: Solve for x
   x = 17,835,468,950.25/88,539.50
6. Step 6: Final answer
   x = 201,440.81