Finding the Fourth Proportional to 17,369.36, 23,969.52 and 9,411.48

Step by Step Solution

1. Step 1: Write the proportion equation
   17,369.36 : 23,969.52 = 9,411.48 : x
2. Step 2: Convert to fraction form
   17,369.36/23,969.52 = 9,411.48/x
3. Step 3: Cross multiply
   17,369.36x = 23,969.52 × 9,411.48
4. Step 4: Simplify right side
   17,369.36x = 225,588,658.09
5. Step 5: Solve for x
   x = 225,588,658.09/17,369.36
6. Step 6: Final answer
   x = 12,987.74