Finding the Third Proportional to 227,748 and 498,399.75

Step by Step Solution

1. Step 1: Write the proportion equation
   227,748 : 498,399.75 = 498,399.75 : x
2. Step 2: Convert to fraction form
   227,748/498,399.75 = 498,399.75/x
3. Step 3: Cross multiply
   227,748x = 498,399.75 × 498,399.75
4. Step 4: Simplify right side
   227,748x = 248,402,310,800.06
5. Step 5: Solve for x
   x = 248,402,310,800.06/227,748
6. Step 6: Final answer
   x = 1,090,689.32