Finding the Third Proportional to 560,737.69 and 869,878.69

Step by Step Solution

1. Step 1: Write the proportion equation
   560,737.69 : 869,878.69 = 869,878.69 : x
2. Step 2: Convert to fraction form
   560,737.69/869,878.69 = 869,878.69/x
3. Step 3: Cross multiply
   560,737.69x = 869,878.69 × 869,878.69
4. Step 4: Simplify right side
   560,737.69x = 756,688,930,966.72
5. Step 5: Solve for x
   x = 756,688,930,966.72/560,737.69
6. Step 6: Final answer
   x = 1,349,452.60