Finding the Third Proportional to 262,386 and 548,076.38

Step by Step Solution

1. Step 1: Write the proportion equation
   262,386 : 548,076.38 = 548,076.38 : x
2. Step 2: Convert to fraction form
   262,386/548,076.38 = 548,076.38/x
3. Step 3: Cross multiply
   262,386x = 548,076.38 × 548,076.38
4. Step 4: Simplify right side
   262,386x = 300,387,712,833.14
5. Step 5: Solve for x
   x = 300,387,712,833.14/262,386
6. Step 6: Final answer
   x = 1,144,831.33