Finding the Third Proportional to 103.92 and 227.39

Step by Step Solution

1. Step 1: Write the proportion equation
   103.92 : 227.39 = 227.39 : x
2. Step 2: Convert to fraction form
   103.92/227.39 = 227.39/x
3. Step 3: Cross multiply
   103.92x = 227.39 × 227.39
4. Step 4: Simplify right side
   103.92x = 51,706.50
5. Step 5: Solve for x
   x = 51,706.50/103.92
6. Step 6: Final answer
   x = 497.55