Finding the Third Proportional to 262,287 and 571,997.25

Step by Step Solution

1. Step 1: Write the proportion equation
   262,287 : 571,997.25 = 571,997.25 : x
2. Step 2: Convert to fraction form
   262,287/571,997.25 = 571,997.25/x
3. Step 3: Cross multiply
   262,287x = 571,997.25 × 571,997.25
4. Step 4: Simplify right side
   262,287x = 327,180,854,007.56
5. Step 5: Solve for x
   x = 327,180,854,007.56/262,287
6. Step 6: Final answer
   x = 1,247,415.44