Finding the Third Proportional to 54.33 and 118.73

Step by Step Solution

1. Step 1: Write the proportion equation
   54.33 : 118.73 = 118.73 : x
2. Step 2: Convert to fraction form
   54.33/118.73 = 118.73/x
3. Step 3: Cross multiply
   54.33x = 118.73 × 118.73
4. Step 4: Simplify right side
   54.33x = 14,097.85
5. Step 5: Solve for x
   x = 14,097.85/54.33
6. Step 6: Final answer
   x = 259.49