Finding the Third Proportional to 569,200.50 and 865,451.25

Step by Step Solution

1. Step 1: Write the proportion equation
   569,200.50 : 865,451.25 = 865,451.25 : x
2. Step 2: Convert to fraction form
   569,200.50/865,451.25 = 865,451.25/x
3. Step 3: Cross multiply
   569,200.50x = 865,451.25 × 865,451.25
4. Step 4: Simplify right side
   569,200.50x = 749,005,866,126.56
5. Step 5: Solve for x
   x = 749,005,866,126.56/569,200.50
6. Step 6: Final answer
   x = 1,315,891.09