Finding the Fourth Proportional to 23,996.37, 33,114.90 and 13,386

Step by Step Solution

1. Step 1: Write the proportion equation
   23,996.37 : 33,114.90 = 13,386 : x
2. Step 2: Convert to fraction form
   23,996.37/33,114.90 = 13,386/x
3. Step 3: Cross multiply
   23,996.37x = 33,114.90 × 13,386
4. Step 4: Simplify right side
   23,996.37x = 443,276,051.40
5. Step 5: Solve for x
   x = 443,276,051.40/23,996.37
6. Step 6: Final answer
   x = 18,472.63