Finding the Third Proportional to 560,727 and 869,683.50

Step by Step Solution

1. Step 1: Write the proportion equation
   560,727 : 869,683.50 = 869,683.50 : x
2. Step 2: Convert to fraction form
   560,727/869,683.50 = 869,683.50/x
3. Step 3: Cross multiply
   560,727x = 869,683.50 × 869,683.50
4. Step 4: Simplify right side
   560,727x = 756,349,390,172.25
5. Step 5: Solve for x
   x = 756,349,390,172.25/560,727
6. Step 6: Final answer
   x = 1,348,872.79