Finding the Third Proportional to 238,090 and 495,900

Step by Step Solution

1. Step 1: Write the proportion equation
   238,090 : 495,900 = 495,900 : x
2. Step 2: Convert to fraction form
   238,090/495,900 = 495,900/x
3. Step 3: Cross multiply
   238,090x = 495,900 × 495,900
4. Step 4: Simplify right side
   238,090x = 245,916,810,000
5. Step 5: Solve for x
   x = 245,916,810,000/238,090
6. Step 6: Final answer
   x = 1,032,873.33