Finding the Fourth Proportional to 3,150.17, 4,725.86 and 959.22

Step by Step Solution

1. Step 1: Write the proportion equation
   3,150.17 : 4,725.86 = 959.22 : x
2. Step 2: Convert to fraction form
   3,150.17/4,725.86 = 959.22/x
3. Step 3: Cross multiply
   3,150.17x = 4,725.86 × 959.22
4. Step 4: Simplify right side
   3,150.17x = 4,533,139.43
5. Step 5: Solve for x
   x = 4,533,139.43/3,150.17
6. Step 6: Final answer
   x = 1,439.01