Finding the Fourth Proportional to 17,153.72, 23,673.28 and 9,600.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,153.72 : 23,673.28 = 9,600.72 : x
2. Step 2: Convert to fraction form
   17,153.72/23,673.28 = 9,600.72/x
3. Step 3: Cross multiply
   17,153.72x = 23,673.28 × 9,600.72
4. Step 4: Simplify right side
   17,153.72x = 227,280,532.76
5. Step 5: Solve for x
   x = 227,280,532.76/17,153.72
6. Step 6: Final answer
   x = 13,249.64