Finding the Third Proportional to 111.38 and 236.67

Step by Step Solution

1. Step 1: Write the proportion equation
   111.38 : 236.67 = 236.67 : x
2. Step 2: Convert to fraction form
   111.38/236.67 = 236.67/x
3. Step 3: Cross multiply
   111.38x = 236.67 × 236.67
4. Step 4: Simplify right side
   111.38x = 56,013.58
5. Step 5: Solve for x
   x = 56,013.58/111.38
6. Step 6: Final answer
   x = 502.93