Finding the Fourth Proportional to 33,190.38, 45,847.49 and 30,828.42

Step by Step Solution

1. Step 1: Write the proportion equation
   33,190.38 : 45,847.49 = 30,828.42 : x
2. Step 2: Convert to fraction form
   33,190.38/45,847.49 = 30,828.42/x
3. Step 3: Cross multiply
   33,190.38x = 45,847.49 × 30,828.42
4. Step 4: Simplify right side
   33,190.38x = 1,413,405,523.52
5. Step 5: Solve for x
   x = 1,413,405,523.52/33,190.38
6. Step 6: Final answer
   x = 42,584.79