Finding the Fourth Proportional to 33,443.72, 50,161.47 and 19,411.38

Step by Step Solution

1. Step 1: Write the proportion equation
   33,443.72 : 50,161.47 = 19,411.38 : x
2. Step 2: Convert to fraction form
   33,443.72/50,161.47 = 19,411.38/x
3. Step 3: Cross multiply
   33,443.72x = 50,161.47 × 19,411.38
4. Step 4: Simplify right side
   33,443.72x = 973,703,104.72
5. Step 5: Solve for x
   x = 973,703,104.72/33,443.72
6. Step 6: Final answer
   x = 29,114.68