Finding the Fourth Proportional to 33,111.88, 49,649.10 and 30,287.47

Step by Step Solution

1. Step 1: Write the proportion equation
   33,111.88 : 49,649.10 = 30,287.47 : x
2. Step 2: Convert to fraction form
   33,111.88/49,649.10 = 30,287.47/x
3. Step 3: Cross multiply
   33,111.88x = 49,649.10 × 30,287.47
4. Step 4: Simplify right side
   33,111.88x = 1,503,745,626.78
5. Step 5: Solve for x
   x = 1,503,745,626.78/33,111.88
6. Step 6: Final answer
   x = 45,414.08