Finding the Third Proportional to 3,648,728 and 5,723,747

Step by Step Solution

1. Step 1: Write the proportion equation
   3,648,728 : 5,723,747 = 5,723,747 : x
2. Step 2: Convert to fraction form
   3,648,728/5,723,747 = 5,723,747/x
3. Step 3: Cross multiply
   3,648,728x = 5,723,747 × 5,723,747
4. Step 4: Simplify right side
   3,648,728x = 32,761,279,720,009
5. Step 5: Solve for x
   x = 32,761,279,720,009/3,648,728
6. Step 6: Final answer
   x = 8,978,822.13