Finding the Fourth Proportional to 17,142.58, 23,655.54 and 9,588.52

Step by Step Solution

1. Step 1: Write the proportion equation
   17,142.58 : 23,655.54 = 9,588.52 : x
2. Step 2: Convert to fraction form
   17,142.58/23,655.54 = 9,588.52/x
3. Step 3: Cross multiply
   17,142.58x = 23,655.54 × 9,588.52
4. Step 4: Simplify right side
   17,142.58x = 226,821,618.40
5. Step 5: Solve for x
   x = 226,821,618.40/17,142.58
6. Step 6: Final answer
   x = 13,231.47