Finding the Third Proportional to 54,320 and 113,605

Step by Step Solution

1. Step 1: Write the proportion equation
   54,320 : 113,605 = 113,605 : x
2. Step 2: Convert to fraction form
   54,320/113,605 = 113,605/x
3. Step 3: Cross multiply
   54,320x = 113,605 × 113,605
4. Step 4: Simplify right side
   54,320x = 12,906,096,025
5. Step 5: Solve for x
   x = 12,906,096,025/54,320
6. Step 6: Final answer
   x = 237,593.81