Finding the Fourth Proportional to 3,150.96, 4,726.69 and 959.71

Step by Step Solution

1. Step 1: Write the proportion equation
   3,150.96 : 4,726.69 = 959.71 : x
2. Step 2: Convert to fraction form
   3,150.96/4,726.69 = 959.71/x
3. Step 3: Cross multiply
   3,150.96x = 4,726.69 × 959.71
4. Step 4: Simplify right side
   3,150.96x = 4,536,228.03
5. Step 5: Solve for x
   x = 4,536,228.03/3,150.96
6. Step 6: Final answer
   x = 1,439.64