Finding the Third Proportional to 85,007.50 and 131,168.75

Step by Step Solution

1. Step 1: Write the proportion equation
   85,007.50 : 131,168.75 = 131,168.75 : x
2. Step 2: Convert to fraction form
   85,007.50/131,168.75 = 131,168.75/x
3. Step 3: Cross multiply
   85,007.50x = 131,168.75 × 131,168.75
4. Step 4: Simplify right side
   85,007.50x = 17,205,240,976.56
5. Step 5: Solve for x
   x = 17,205,240,976.56/85,007.50
6. Step 6: Final answer
   x = 202,396.74