Finding the Fourth Proportional to 17,089.09, 23,582.39 and 9,327.60

Step by Step Solution

1. Step 1: Write the proportion equation
   17,089.09 : 23,582.39 = 9,327.60 : x
2. Step 2: Convert to fraction form
   17,089.09/23,582.39 = 9,327.60/x
3. Step 3: Cross multiply
   17,089.09x = 23,582.39 × 9,327.60
4. Step 4: Simplify right side
   17,089.09x = 219,967,054.33
5. Step 5: Solve for x
   x = 219,967,054.33/17,089.09
6. Step 6: Final answer
   x = 12,871.78