Finding the Fourth Proportional to 23,936.15, 33,031.89 and 13,328.29

Step by Step Solution

1. Step 1: Write the proportion equation
   23,936.15 : 33,031.89 = 13,328.29 : x
2. Step 2: Convert to fraction form
   23,936.15/33,031.89 = 13,328.29/x
3. Step 3: Cross multiply
   23,936.15x = 33,031.89 × 13,328.29
4. Step 4: Simplify right side
   23,936.15x = 440,258,526.59
5. Step 5: Solve for x
   x = 440,258,526.59/23,936.15
6. Step 6: Final answer
   x = 18,393.04