Finding the Third Proportional to 237,720 and 495,018

Step by Step Solution

1. Step 1: Write the proportion equation
   237,720 : 495,018 = 495,018 : x
2. Step 2: Convert to fraction form
   237,720/495,018 = 495,018/x
3. Step 3: Cross multiply
   237,720x = 495,018 × 495,018
4. Step 4: Simplify right side
   237,720x = 245,042,820,324
5. Step 5: Solve for x
   x = 245,042,820,324/237,720
6. Step 6: Final answer
   x = 1,030,804.39