Finding the Fourth Proportional to 17,259.79, 23,816.78 and 9,704.92

Step by Step Solution

1. Step 1: Write the proportion equation
   17,259.79 : 23,816.78 = 9,704.92 : x
2. Step 2: Convert to fraction form
   17,259.79/23,816.78 = 9,704.92/x
3. Step 3: Cross multiply
   17,259.79x = 23,816.78 × 9,704.92
4. Step 4: Simplify right side
   17,259.79x = 231,139,872.88
5. Step 5: Solve for x
   x = 231,139,872.88/17,259.79
6. Step 6: Final answer
   x = 13,391.81