Finding the Third Proportional to 227,142 and 494,055

Step by Step Solution

1. Step 1: Write the proportion equation
   227,142 : 494,055 = 494,055 : x
2. Step 2: Convert to fraction form
   227,142/494,055 = 494,055/x
3. Step 3: Cross multiply
   227,142x = 494,055 × 494,055
4. Step 4: Simplify right side
   227,142x = 244,090,343,025
5. Step 5: Solve for x
   x = 244,090,343,025/227,142
6. Step 6: Final answer
   x = 1,074,615.63