Finding the Fourth Proportional to 17,393.94, 24,003.45 and 9,840.15

Step by Step Solution

1. Step 1: Write the proportion equation
   17,393.94 : 24,003.45 = 9,840.15 : x
2. Step 2: Convert to fraction form
   17,393.94/24,003.45 = 9,840.15/x
3. Step 3: Cross multiply
   17,393.94x = 24,003.45 × 9,840.15
4. Step 4: Simplify right side
   17,393.94x = 236,197,548.52
5. Step 5: Solve for x
   x = 236,197,548.52/17,393.94
6. Step 6: Final answer
   x = 13,579.30