Finding the Fourth Proportional to 33,379.77, 50,067.82 and 8,419.83

Step by Step Solution

1. Step 1: Write the proportion equation
   33,379.77 : 50,067.82 = 8,419.83 : x
2. Step 2: Convert to fraction form
   33,379.77/50,067.82 = 8,419.83/x
3. Step 3: Cross multiply
   33,379.77x = 50,067.82 × 8,419.83
4. Step 4: Simplify right side
   33,379.77x = 421,562,532.87
5. Step 5: Solve for x
   x = 421,562,532.87/33,379.77
6. Step 6: Final answer
   x = 12,629.28