Finding the Third Proportional to 145.69 and 332.72

Step by Step Solution

1. Step 1: Write the proportion equation
   145.69 : 332.72 = 332.72 : x
2. Step 2: Convert to fraction form
   145.69/332.72 = 332.72/x
3. Step 3: Cross multiply
   145.69x = 332.72 × 332.72
4. Step 4: Simplify right side
   145.69x = 110,701.77
5. Step 5: Solve for x
   x = 110,701.77/145.69
6. Step 6: Final answer
   x = 759.86