Finding the Fourth Proportional to 17,394, 24,003.72 and 9,840.18

Step by Step Solution

1. Step 1: Write the proportion equation
   17,394 : 24,003.72 = 9,840.18 : x
2. Step 2: Convert to fraction form
   17,394/24,003.72 = 9,840.18/x
3. Step 3: Cross multiply
   17,394x = 24,003.72 × 9,840.18
4. Step 4: Simplify right side
   17,394x = 236,200,925.47
5. Step 5: Solve for x
   x = 236,200,925.47/17,394
6. Step 6: Final answer
   x = 13,579.45