Finding the Third Proportional to 110,907 and 238,401

Step by Step Solution

1. Step 1: Write the proportion equation
   110,907 : 238,401 = 238,401 : x
2. Step 2: Convert to fraction form
   110,907/238,401 = 238,401/x
3. Step 3: Cross multiply
   110,907x = 238,401 × 238,401
4. Step 4: Simplify right side
   110,907x = 56,835,036,801
5. Step 5: Solve for x
   x = 56,835,036,801/110,907
6. Step 6: Final answer
   x = 512,456.71