Finding the Fourth Proportional to 33,498.47, 46,229.57 and 18,391.03

Step by Step Solution

1. Step 1: Write the proportion equation
   33,498.47 : 46,229.57 = 18,391.03 : x
2. Step 2: Convert to fraction form
   33,498.47/46,229.57 = 18,391.03/x
3. Step 3: Cross multiply
   33,498.47x = 46,229.57 × 18,391.03
4. Step 4: Simplify right side
   33,498.47x = 850,209,408.76
5. Step 5: Solve for x
   x = 850,209,408.76/33,498.47
6. Step 6: Final answer
   x = 25,380.54