Finding the Third Proportional to 250.59 and 329.48

Step by Step Solution

1. Step 1: Write the proportion equation
   250.59 : 329.48 = 329.48 : x
2. Step 2: Convert to fraction form
   250.59/329.48 = 329.48/x
3. Step 3: Cross multiply
   250.59x = 329.48 × 329.48
4. Step 4: Simplify right side
   250.59x = 108,559.95
5. Step 5: Solve for x
   x = 108,559.95/250.59
6. Step 6: Final answer
   x = 433.21