Finding the Fourth Proportional to 17,106.78, 23,605.26 and 9,553.52

Step by Step Solution

1. Step 1: Write the proportion equation
   17,106.78 : 23,605.26 = 9,553.52 : x
2. Step 2: Convert to fraction form
   17,106.78/23,605.26 = 9,553.52/x
3. Step 3: Cross multiply
   17,106.78x = 23,605.26 × 9,553.52
4. Step 4: Simplify right side
   17,106.78x = 225,513,323.52
5. Step 5: Solve for x
   x = 225,513,323.52/17,106.78
6. Step 6: Final answer
   x = 13,182.69