Finding the Third Proportional to 242,158 and 495,008

Step by Step Solution

1. Step 1: Write the proportion equation
   242,158 : 495,008 = 495,008 : x
2. Step 2: Convert to fraction form
   242,158/495,008 = 495,008/x
3. Step 3: Cross multiply
   242,158x = 495,008 × 495,008
4. Step 4: Simplify right side
   242,158x = 245,032,920,064
5. Step 5: Solve for x
   x = 245,032,920,064/242,158
6. Step 6: Final answer
   x = 1,011,872.08