Finding the Fourth Proportional to 5,826.42, 8,040.47 and 3,173.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,826.42 : 8,040.47 = 3,173.82 : x
2. Step 2: Convert to fraction form
   5,826.42/8,040.47 = 3,173.82/x
3. Step 3: Cross multiply
   5,826.42x = 8,040.47 × 3,173.82
4. Step 4: Simplify right side
   5,826.42x = 25,519,004.50
5. Step 5: Solve for x
   x = 25,519,004.50/5,826.42
6. Step 6: Final answer
   x = 4,379.88