Finding the Third Proportional to 82,789.50 and 131,150.25

Step by Step Solution

1. Step 1: Write the proportion equation
   82,789.50 : 131,150.25 = 131,150.25 : x
2. Step 2: Convert to fraction form
   82,789.50/131,150.25 = 131,150.25/x
3. Step 3: Cross multiply
   82,789.50x = 131,150.25 × 131,150.25
4. Step 4: Simplify right side
   82,789.50x = 17,200,388,075.06
5. Step 5: Solve for x
   x = 17,200,388,075.06/82,789.50
6. Step 6: Final answer
   x = 207,760.50