Finding the Fourth Proportional to 33,168.61, 49,716.18 and 13,441.33

Step by Step Solution

1. Step 1: Write the proportion equation
   33,168.61 : 49,716.18 = 13,441.33 : x
2. Step 2: Convert to fraction form
   33,168.61/49,716.18 = 13,441.33/x
3. Step 3: Cross multiply
   33,168.61x = 49,716.18 × 13,441.33
4. Step 4: Simplify right side
   33,168.61x = 668,251,581.72
5. Step 5: Solve for x
   x = 668,251,581.72/33,168.61
6. Step 6: Final answer
   x = 20,147.11