Finding the Fourth Proportional to 10,952.28, 16,425.42 and 3,931

Step by Step Solution

1. Step 1: Write the proportion equation
   10,952.28 : 16,425.42 = 3,931 : x
2. Step 2: Convert to fraction form
   10,952.28/16,425.42 = 3,931/x
3. Step 3: Cross multiply
   10,952.28x = 16,425.42 × 3,931
4. Step 4: Simplify right side
   10,952.28x = 64,568,326.02
5. Step 5: Solve for x
   x = 64,568,326.02/10,952.28
6. Step 6: Final answer
   x = 5,895.42