Finding the Fourth Proportional to 33,155.56, 49,733.48 and 13,434.49

Step by Step Solution

1. Step 1: Write the proportion equation
   33,155.56 : 49,733.48 = 13,434.49 : x
2. Step 2: Convert to fraction form
   33,155.56/49,733.48 = 13,434.49/x
3. Step 3: Cross multiply
   33,155.56x = 49,733.48 × 13,434.49
4. Step 4: Simplify right side
   33,155.56x = 668,143,939.73
5. Step 5: Solve for x
   x = 668,143,939.73/33,155.56
6. Step 6: Final answer
   x = 20,151.79