Finding the Third Proportional to 242,804 and 495,238

Step by Step Solution

1. Step 1: Write the proportion equation
   242,804 : 495,238 = 495,238 : x
2. Step 2: Convert to fraction form
   242,804/495,238 = 495,238/x
3. Step 3: Cross multiply
   242,804x = 495,238 × 495,238
4. Step 4: Simplify right side
   242,804x = 245,260,676,644
5. Step 5: Solve for x
   x = 245,260,676,644/242,804
6. Step 6: Final answer
   x = 1,010,117.94