Finding the Fourth Proportional to 16,761.29, 25,139.12 and 5,667.71

Step by Step Solution

1. Step 1: Write the proportion equation
   16,761.29 : 25,139.12 = 5,667.71 : x
2. Step 2: Convert to fraction form
   16,761.29/25,139.12 = 5,667.71/x
3. Step 3: Cross multiply
   16,761.29x = 25,139.12 × 5,667.71
4. Step 4: Simplify right side
   16,761.29x = 142,481,087.78
5. Step 5: Solve for x
   x = 142,481,087.78/16,761.29
6. Step 6: Final answer
   x = 8,500.61