Finding the Fourth Proportional to 23,996.20, 33,114.73 and 13,385.83

Step by Step Solution

1. Step 1: Write the proportion equation
   23,996.20 : 33,114.73 = 13,385.83 : x
2. Step 2: Convert to fraction form
   23,996.20/33,114.73 = 13,385.83/x
3. Step 3: Cross multiply
   23,996.20x = 33,114.73 × 13,385.83
4. Step 4: Simplify right side
   23,996.20x = 443,268,146.28
5. Step 5: Solve for x
   x = 443,268,146.28/23,996.20
6. Step 6: Final answer
   x = 18,472.43