Finding the Fourth Proportional to 17,196.15, 25,785.72 and 5,507.85

Step by Step Solution

1. Step 1: Write the proportion equation
   17,196.15 : 25,785.72 = 5,507.85 : x
2. Step 2: Convert to fraction form
   17,196.15/25,785.72 = 5,507.85/x
3. Step 3: Cross multiply
   17,196.15x = 25,785.72 × 5,507.85
4. Step 4: Simplify right side
   17,196.15x = 142,023,877.90
5. Step 5: Solve for x
   x = 142,023,877.90/17,196.15
6. Step 6: Final answer
   x = 8,259.05