Finding the Fourth Proportional to 9,399.86, 14,067.14 and 5,840.51

Step by Step Solution

1. Step 1: Write the proportion equation
   9,399.86 : 14,067.14 = 5,840.51 : x
2. Step 2: Convert to fraction form
   9,399.86/14,067.14 = 5,840.51/x
3. Step 3: Cross multiply
   9,399.86x = 14,067.14 × 5,840.51
4. Step 4: Simplify right side
   9,399.86x = 82,159,321.61
5. Step 5: Solve for x
   x = 82,159,321.61/9,399.86
6. Step 6: Final answer
   x = 8,740.49