Finding the Fourth Proportional to 3,105.82, 4,658.71 and 2,950.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,105.82 : 4,658.71 = 2,950.09 : x
2. Step 2: Convert to fraction form
   3,105.82/4,658.71 = 2,950.09/x
3. Step 3: Cross multiply
   3,105.82x = 4,658.71 × 2,950.09
4. Step 4: Simplify right side
   3,105.82x = 13,743,613.78
5. Step 5: Solve for x
   x = 13,743,613.78/3,105.82
6. Step 6: Final answer
   x = 4,425.12