Finding the Fourth Proportional to 23,993.18, 33,111.28 and 13,383.51

Step by Step Solution

1. Step 1: Write the proportion equation
   23,993.18 : 33,111.28 = 13,383.51 : x
2. Step 2: Convert to fraction form
   23,993.18/33,111.28 = 13,383.51/x
3. Step 3: Cross multiply
   23,993.18x = 33,111.28 × 13,383.51
4. Step 4: Simplify right side
   23,993.18x = 443,145,146.99
5. Step 5: Solve for x
   x = 443,145,146.99/23,993.18
6. Step 6: Final answer
   x = 18,469.63