Finding the Fourth Proportional to 17,091.14, 23,587.59 and 9,540.09

Step by Step Solution

1. Step 1: Write the proportion equation
   17,091.14 : 23,587.59 = 9,540.09 : x
2. Step 2: Convert to fraction form
   17,091.14/23,587.59 = 9,540.09/x
3. Step 3: Cross multiply
   17,091.14x = 23,587.59 × 9,540.09
4. Step 4: Simplify right side
   17,091.14x = 225,027,731.48
5. Step 5: Solve for x
   x = 225,027,731.48/17,091.14
6. Step 6: Final answer
   x = 13,166.34