Finding the Third Proportional to 227,778.50 and 498,462

Step by Step Solution

1. Step 1: Write the proportion equation
   227,778.50 : 498,462 = 498,462 : x
2. Step 2: Convert to fraction form
   227,778.50/498,462 = 498,462/x
3. Step 3: Cross multiply
   227,778.50x = 498,462 × 498,462
4. Step 4: Simplify right side
   227,778.50x = 248,464,365,444
5. Step 5: Solve for x
   x = 248,464,365,444/227,778.50
6. Step 6: Final answer
   x = 1,090,815.71