Finding the Third Proportional to 205.43 and 443.30

Step by Step Solution

1. Step 1: Write the proportion equation
   205.43 : 443.30 = 443.30 : x
2. Step 2: Convert to fraction form
   205.43/443.30 = 443.30/x
3. Step 3: Cross multiply
   205.43x = 443.30 × 443.30
4. Step 4: Simplify right side
   205.43x = 196,514.88
5. Step 5: Solve for x
   x = 196,514.88/205.43
6. Step 6: Final answer
   x = 956.59