Finding the Fourth Proportional to 33,456.12, 50,185.22 and 12,401.42

Step by Step Solution

1. Step 1: Write the proportion equation
   33,456.12 : 50,185.22 = 12,401.42 : x
2. Step 2: Convert to fraction form
   33,456.12/50,185.22 = 12,401.42/x
3. Step 3: Cross multiply
   33,456.12x = 50,185.22 × 12,401.42
4. Step 4: Simplify right side
   33,456.12x = 622,367,991.01
5. Step 5: Solve for x
   x = 622,367,991.01/33,456.12
6. Step 6: Final answer
   x = 18,602.52