Finding the Third Proportional to 242,800 and 495,230

Step by Step Solution

1. Step 1: Write the proportion equation
   242,800 : 495,230 = 495,230 : x
2. Step 2: Convert to fraction form
   242,800/495,230 = 495,230/x
3. Step 3: Cross multiply
   242,800x = 495,230 × 495,230
4. Step 4: Simplify right side
   242,800x = 245,252,752,900
5. Step 5: Solve for x
   x = 245,252,752,900/242,800
6. Step 6: Final answer
   x = 1,010,101.95