Finding the Third Proportional to 227,540 and 496,488

Step by Step Solution

1. Step 1: Write the proportion equation
   227,540 : 496,488 = 496,488 : x
2. Step 2: Convert to fraction form
   227,540/496,488 = 496,488/x
3. Step 3: Cross multiply
   227,540x = 496,488 × 496,488
4. Step 4: Simplify right side
   227,540x = 246,500,334,144
5. Step 5: Solve for x
   x = 246,500,334,144/227,540
6. Step 6: Final answer
   x = 1,083,327.48