Finding the Third Proportional to 57,034 and 137,401

Step by Step Solution

1. Step 1: Write the proportion equation
   57,034 : 137,401 = 137,401 : x
2. Step 2: Convert to fraction form
   57,034/137,401 = 137,401/x
3. Step 3: Cross multiply
   57,034x = 137,401 × 137,401
4. Step 4: Simplify right side
   57,034x = 18,879,034,801
5. Step 5: Solve for x
   x = 18,879,034,801/57,034
6. Step 6: Final answer
   x = 331,013.69