Finding the Third Proportional to 332,217 and 515,389.50

Step by Step Solution

1. Step 1: Write the proportion equation
   332,217 : 515,389.50 = 515,389.50 : x
2. Step 2: Convert to fraction form
   332,217/515,389.50 = 515,389.50/x
3. Step 3: Cross multiply
   332,217x = 515,389.50 × 515,389.50
4. Step 4: Simplify right side
   332,217x = 265,626,336,710.25
5. Step 5: Solve for x
   x = 265,626,336,710.25/332,217
6. Step 6: Final answer
   x = 799,556.73