Finding the Fourth Proportional to 3,149.89, 4,723.31 and 958.03

Step by Step Solution

1. Step 1: Write the proportion equation
   3,149.89 : 4,723.31 = 958.03 : x
2. Step 2: Convert to fraction form
   3,149.89/4,723.31 = 958.03/x
3. Step 3: Cross multiply
   3,149.89x = 4,723.31 × 958.03
4. Step 4: Simplify right side
   3,149.89x = 4,525,063.27
5. Step 5: Solve for x
   x = 4,525,063.27/3,149.89
6. Step 6: Final answer
   x = 1,436.58