Finding the Third Proportional to 329,033.25 and 717,561

Step by Step Solution

1. Step 1: Write the proportion equation
   329,033.25 : 717,561 = 717,561 : x
2. Step 2: Convert to fraction form
   329,033.25/717,561 = 717,561/x
3. Step 3: Cross multiply
   329,033.25x = 717,561 × 717,561
4. Step 4: Simplify right side
   329,033.25x = 514,893,788,721
5. Step 5: Solve for x
   x = 514,893,788,721/329,033.25
6. Step 6: Final answer
   x = 1,564,868.56