Finding the Third Proportional to 50.66 and 112.72

Step by Step Solution

1. Step 1: Write the proportion equation
   50.66 : 112.72 = 112.72 : x
2. Step 2: Convert to fraction form
   50.66/112.72 = 112.72/x
3. Step 3: Cross multiply
   50.66x = 112.72 × 112.72
4. Step 4: Simplify right side
   50.66x = 12,705.52
5. Step 5: Solve for x
   x = 12,705.52/50.66
6. Step 6: Final answer
   x = 250.82