Finding the Fourth Proportional to 33,443.67, 50,164.99 and 8,143.42

Step by Step Solution

1. Step 1: Write the proportion equation
   33,443.67 : 50,164.99 = 8,143.42 : x
2. Step 2: Convert to fraction form
   33,443.67/50,164.99 = 8,143.42/x
3. Step 3: Cross multiply
   33,443.67x = 50,164.99 × 8,143.42
4. Step 4: Simplify right side
   33,443.67x = 408,514,582.87
5. Step 5: Solve for x
   x = 408,514,582.87/33,443.67
6. Step 6: Final answer
   x = 12,215.00