Finding the Fourth Proportional to 3,144.88, 4,715.52 and 952.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,144.88 : 4,715.52 = 952.96 : x
2. Step 2: Convert to fraction form
   3,144.88/4,715.52 = 952.96/x
3. Step 3: Cross multiply
   3,144.88x = 4,715.52 × 952.96
4. Step 4: Simplify right side
   3,144.88x = 4,493,701.94
5. Step 5: Solve for x
   x = 4,493,701.94/3,144.88
6. Step 6: Final answer
   x = 1,428.89