Finding the Fourth Proportional to 17,108.91, 23,610.78 and 9,554.96

Step by Step Solution

1. Step 1: Write the proportion equation
   17,108.91 : 23,610.78 = 9,554.96 : x
2. Step 2: Convert to fraction form
   17,108.91/23,610.78 = 9,554.96/x
3. Step 3: Cross multiply
   17,108.91x = 23,610.78 × 9,554.96
4. Step 4: Simplify right side
   17,108.91x = 225,600,117.50
5. Step 5: Solve for x
   x = 225,600,117.50/17,108.91
6. Step 6: Final answer
   x = 13,186.12