Finding the Fourth Proportional to 17,266.24, 23,826.72 and 9,712.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,266.24 : 23,826.72 = 9,712.72 : x
2. Step 2: Convert to fraction form
   17,266.24/23,826.72 = 9,712.72/x
3. Step 3: Cross multiply
   17,266.24x = 23,826.72 × 9,712.72
4. Step 4: Simplify right side
   17,266.24x = 231,422,259.88
5. Step 5: Solve for x
   x = 231,422,259.88/17,266.24
6. Step 6: Final answer
   x = 13,403.16