Finding the Fourth Proportional to 443.98, 666.71 and 334.29

Step by Step Solution

1. Step 1: Write the proportion equation
   443.98 : 666.71 = 334.29 : x
2. Step 2: Convert to fraction form
   443.98/666.71 = 334.29/x
3. Step 3: Cross multiply
   443.98x = 666.71 × 334.29
4. Step 4: Simplify right side
   443.98x = 222,874.49
5. Step 5: Solve for x
   x = 222,874.49/443.98
6. Step 6: Final answer
   x = 501.99