Finding the Fourth Proportional to 16,861.82, 25,293.46 and 5,175.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,861.82 : 25,293.46 = 5,175.50 : x
2. Step 2: Convert to fraction form
   16,861.82/25,293.46 = 5,175.50/x
3. Step 3: Cross multiply
   16,861.82x = 25,293.46 × 5,175.50
4. Step 4: Simplify right side
   16,861.82x = 130,906,352.52
5. Step 5: Solve for x
   x = 130,906,352.52/16,861.82
6. Step 6: Final answer
   x = 7,763.48