Finding the Third Proportional to 111,379 and 244,892

Step by Step Solution

1. Step 1: Write the proportion equation
   111,379 : 244,892 = 244,892 : x
2. Step 2: Convert to fraction form
   111,379/244,892 = 244,892/x
3. Step 3: Cross multiply
   111,379x = 244,892 × 244,892
4. Step 4: Simplify right side
   111,379x = 59,972,091,664
5. Step 5: Solve for x
   x = 59,972,091,664/111,379
6. Step 6: Final answer
   x = 538,450.62