Finding the Third Proportional to 82,260 and 124,402.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,260 : 124,402.50 = 124,402.50 : x
2. Step 2: Convert to fraction form
   82,260/124,402.50 = 124,402.50/x
3. Step 3: Cross multiply
   82,260x = 124,402.50 × 124,402.50
4. Step 4: Simplify right side
   82,260x = 15,475,982,006.25
5. Step 5: Solve for x
   x = 15,475,982,006.25/82,260
6. Step 6: Final answer
   x = 188,134.96