Finding the Third Proportional to 43.97 and 112.73

Step by Step Solution

1. Step 1: Write the proportion equation
   43.97 : 112.73 = 112.73 : x
2. Step 2: Convert to fraction form
   43.97/112.73 = 112.73/x
3. Step 3: Cross multiply
   43.97x = 112.73 × 112.73
4. Step 4: Simplify right side
   43.97x = 12,709.04
5. Step 5: Solve for x
   x = 12,709.04/43.97
6. Step 6: Final answer
   x = 289.05