Finding the Fourth Proportional to 17,349.60, 23,942.42 and 9,391.82

Step by Step Solution

1. Step 1: Write the proportion equation
   17,349.60 : 23,942.42 = 9,391.82 : x
2. Step 2: Convert to fraction form
   17,349.60/23,942.42 = 9,391.82/x
3. Step 3: Cross multiply
   17,349.60x = 23,942.42 × 9,391.82
4. Step 4: Simplify right side
   17,349.60x = 224,862,899.00
5. Step 5: Solve for x
   x = 224,862,899.00/17,349.60
6. Step 6: Final answer
   x = 12,960.70