Finding the Fourth Proportional to 17,161.37, 23,685.76 and 12,459.32

Step by Step Solution

1. Step 1: Write the proportion equation
   17,161.37 : 23,685.76 = 12,459.32 : x
2. Step 2: Convert to fraction form
   17,161.37/23,685.76 = 12,459.32/x
3. Step 3: Cross multiply
   17,161.37x = 23,685.76 × 12,459.32
4. Step 4: Simplify right side
   17,161.37x = 295,108,582.48
5. Step 5: Solve for x
   x = 295,108,582.48/17,161.37
6. Step 6: Final answer
   x = 17,196.09