Finding the Third Proportional to 51.56 and 132.38

Step by Step Solution

1. Step 1: Write the proportion equation
   51.56 : 132.38 = 132.38 : x
2. Step 2: Convert to fraction form
   51.56/132.38 = 132.38/x
3. Step 3: Cross multiply
   51.56x = 132.38 × 132.38
4. Step 4: Simplify right side
   51.56x = 17,523.14
5. Step 5: Solve for x
   x = 17,523.14/51.56
6. Step 6: Final answer
   x = 339.84