Finding the Third Proportional to 562,216.50 and 869,598

Step by Step Solution

1. Step 1: Write the proportion equation
   562,216.50 : 869,598 = 869,598 : x
2. Step 2: Convert to fraction form
   562,216.50/869,598 = 869,598/x
3. Step 3: Cross multiply
   562,216.50x = 869,598 × 869,598
4. Step 4: Simplify right side
   562,216.50x = 756,200,681,604
5. Step 5: Solve for x
   x = 756,200,681,604/562,216.50
6. Step 6: Final answer
   x = 1,345,034.66