Finding the Fourth Proportional to 10,040.33, 13,854.67 and 5,791.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,040.33 : 13,854.67 = 5,791.78 : x
2. Step 2: Convert to fraction form
   10,040.33/13,854.67 = 5,791.78/x
3. Step 3: Cross multiply
   10,040.33x = 13,854.67 × 5,791.78
4. Step 4: Simplify right side
   10,040.33x = 80,243,200.61
5. Step 5: Solve for x
   x = 80,243,200.61/10,040.33
6. Step 6: Final answer
   x = 7,992.09