Finding the Fourth Proportional to 17,109.01, 23,610.46 and 9,555.31

Step by Step Solution

1. Step 1: Write the proportion equation
   17,109.01 : 23,610.46 = 9,555.31 : x
2. Step 2: Convert to fraction form
   17,109.01/23,610.46 = 9,555.31/x
3. Step 3: Cross multiply
   17,109.01x = 23,610.46 × 9,555.31
4. Step 4: Simplify right side
   17,109.01x = 225,605,264.54
5. Step 5: Solve for x
   x = 225,605,264.54/17,109.01
6. Step 6: Final answer
   x = 13,186.34