Finding the Fourth Proportional to 17,369.27, 23,969.62 and 9,411.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,369.27 : 23,969.62 = 9,411.50 : x
2. Step 2: Convert to fraction form
   17,369.27/23,969.62 = 9,411.50/x
3. Step 3: Cross multiply
   17,369.27x = 23,969.62 × 9,411.50
4. Step 4: Simplify right side
   17,369.27x = 225,590,078.63
5. Step 5: Solve for x
   x = 225,590,078.63/17,369.27
6. Step 6: Final answer
   x = 12,987.88