Finding the Fourth Proportional to 33,086.70, 49,619.39 and 10,894.79

Step by Step Solution

1. Step 1: Write the proportion equation
   33,086.70 : 49,619.39 = 10,894.79 : x
2. Step 2: Convert to fraction form
   33,086.70/49,619.39 = 10,894.79/x
3. Step 3: Cross multiply
   33,086.70x = 49,619.39 × 10,894.79
4. Step 4: Simplify right side
   33,086.70x = 540,592,903.55
5. Step 5: Solve for x
   x = 540,592,903.55/33,086.70
6. Step 6: Final answer
   x = 16,338.68