Finding the Third Proportional to 111.38 and 237.94

Step by Step Solution

1. Step 1: Write the proportion equation
   111.38 : 237.94 = 237.94 : x
2. Step 2: Convert to fraction form
   111.38/237.94 = 237.94/x
3. Step 3: Cross multiply
   111.38x = 237.94 × 237.94
4. Step 4: Simplify right side
   111.38x = 56,614.25
5. Step 5: Solve for x
   x = 56,614.25/111.38
6. Step 6: Final answer
   x = 508.32