Finding the Fourth Proportional to 17,105.52, 25,661.04 and 5,258.96

Step by Step Solution

1. Step 1: Write the proportion equation
   17,105.52 : 25,661.04 = 5,258.96 : x
2. Step 2: Convert to fraction form
   17,105.52/25,661.04 = 5,258.96/x
3. Step 3: Cross multiply
   17,105.52x = 25,661.04 × 5,258.96
4. Step 4: Simplify right side
   17,105.52x = 134,950,382.92
5. Step 5: Solve for x
   x = 134,950,382.92/17,105.52
6. Step 6: Final answer
   x = 7,889.29