Finding the Third Proportional to 708,774 and 1,515,900

Step by Step Solution

1. Step 1: Write the proportion equation
   708,774 : 1,515,900 = 1,515,900 : x
2. Step 2: Convert to fraction form
   708,774/1,515,900 = 1,515,900/x
3. Step 3: Cross multiply
   708,774x = 1,515,900 × 1,515,900
4. Step 4: Simplify right side
   708,774x = 2,297,952,810,000
5. Step 5: Solve for x
   x = 2,297,952,810,000/708,774
6. Step 6: Final answer
   x = 3,242,151.67