Finding the Third Proportional to 227,752.50 and 498,408

Step by Step Solution

1. Step 1: Write the proportion equation
   227,752.50 : 498,408 = 498,408 : x
2. Step 2: Convert to fraction form
   227,752.50/498,408 = 498,408/x
3. Step 3: Cross multiply
   227,752.50x = 498,408 × 498,408
4. Step 4: Simplify right side
   227,752.50x = 248,410,534,464
5. Step 5: Solve for x
   x = 248,410,534,464/227,752.50
6. Step 6: Final answer
   x = 1,090,703.88