Finding the Fourth Proportional to 16,855.29, 25,283.34 and 5,168.61

Step by Step Solution

1. Step 1: Write the proportion equation
   16,855.29 : 25,283.34 = 5,168.61 : x
2. Step 2: Convert to fraction form
   16,855.29/25,283.34 = 5,168.61/x
3. Step 3: Cross multiply
   16,855.29x = 25,283.34 × 5,168.61
4. Step 4: Simplify right side
   16,855.29x = 130,679,723.96
5. Step 5: Solve for x
   x = 130,679,723.96/16,855.29
6. Step 6: Final answer
   x = 7,753.04