Finding the Fourth Proportional to 33,411.87, 50,082.69 and 12,338.48

Step by Step Solution

1. Step 1: Write the proportion equation
   33,411.87 : 50,082.69 = 12,338.48 : x
2. Step 2: Convert to fraction form
   33,411.87/50,082.69 = 12,338.48/x
3. Step 3: Cross multiply
   33,411.87x = 50,082.69 × 12,338.48
4. Step 4: Simplify right side
   33,411.87x = 617,944,018.50
5. Step 5: Solve for x
   x = 617,944,018.50/33,411.87
6. Step 6: Final answer
   x = 18,494.75