Finding the Third Proportional to 332,513 and 515,922.50

Step by Step Solution

1. Step 1: Write the proportion equation
   332,513 : 515,922.50 = 515,922.50 : x
2. Step 2: Convert to fraction form
   332,513/515,922.50 = 515,922.50/x
3. Step 3: Cross multiply
   332,513x = 515,922.50 × 515,922.50
4. Step 4: Simplify right side
   332,513x = 266,176,026,006.25
5. Step 5: Solve for x
   x = 266,176,026,006.25/332,513
6. Step 6: Final answer
   x = 800,498.10