Finding the Third Proportional to 82,651.50 and 122,761.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,651.50 : 122,761.50 = 122,761.50 : x
2. Step 2: Convert to fraction form
   82,651.50/122,761.50 = 122,761.50/x
3. Step 3: Cross multiply
   82,651.50x = 122,761.50 × 122,761.50
4. Step 4: Simplify right side
   82,651.50x = 15,070,385,882.25
5. Step 5: Solve for x
   x = 15,070,385,882.25/82,651.50
6. Step 6: Final answer
   x = 182,336.51