Finding the Fourth Proportional to 17,348.39, 23,940.85 and 9,390.61

Step by Step Solution

1. Step 1: Write the proportion equation
   17,348.39 : 23,940.85 = 9,390.61 : x
2. Step 2: Convert to fraction form
   17,348.39/23,940.85 = 9,390.61/x
3. Step 3: Cross multiply
   17,348.39x = 23,940.85 × 9,390.61
4. Step 4: Simplify right side
   17,348.39x = 224,819,185.42
5. Step 5: Solve for x
   x = 224,819,185.42/17,348.39
6. Step 6: Final answer
   x = 12,959.08