Finding the Third Proportional to 237,990 and 495,708

Step by Step Solution

1. Step 1: Write the proportion equation
   237,990 : 495,708 = 495,708 : x
2. Step 2: Convert to fraction form
   237,990/495,708 = 495,708/x
3. Step 3: Cross multiply
   237,990x = 495,708 × 495,708
4. Step 4: Simplify right side
   237,990x = 245,726,421,264
5. Step 5: Solve for x
   x = 245,726,421,264/237,990
6. Step 6: Final answer
   x = 1,032,507.34