Finding the Third Proportional to 231,927 and 338,049

Step by Step Solution

1. Step 1: Write the proportion equation
   231,927 : 338,049 = 338,049 : x
2. Step 2: Convert to fraction form
   231,927/338,049 = 338,049/x
3. Step 3: Cross multiply
   231,927x = 338,049 × 338,049
4. Step 4: Simplify right side
   231,927x = 114,277,126,401
5. Step 5: Solve for x
   x = 114,277,126,401/231,927
6. Step 6: Final answer
   x = 492,728.86