Finding the Fourth Proportional to 10,040.73, 13,856.82 and 5,791.71

Step by Step Solution

1. Step 1: Write the proportion equation
   10,040.73 : 13,856.82 = 5,791.71 : x
2. Step 2: Convert to fraction form
   10,040.73/13,856.82 = 5,791.71/x
3. Step 3: Cross multiply
   10,040.73x = 13,856.82 × 5,791.71
4. Step 4: Simplify right side
   10,040.73x = 80,254,745.78
5. Step 5: Solve for x
   x = 80,254,745.78/10,040.73
6. Step 6: Final answer
   x = 7,992.92