Finding the Third Proportional to 82,609.50 and 131,295

Step by Step Solution

1. Step 1: Write the proportion equation
   82,609.50 : 131,295 = 131,295 : x
2. Step 2: Convert to fraction form
   82,609.50/131,295 = 131,295/x
3. Step 3: Cross multiply
   82,609.50x = 131,295 × 131,295
4. Step 4: Simplify right side
   82,609.50x = 17,238,377,025
5. Step 5: Solve for x
   x = 17,238,377,025/82,609.50
6. Step 6: Final answer
   x = 208,673.06