Finding the Fourth Proportional to 33,185.89, 49,789.77 and 12,132.37

Step by Step Solution

1. Step 1: Write the proportion equation
   33,185.89 : 49,789.77 = 12,132.37 : x
2. Step 2: Convert to fraction form
   33,185.89/49,789.77 = 12,132.37/x
3. Step 3: Cross multiply
   33,185.89x = 49,789.77 × 12,132.37
4. Step 4: Simplify right side
   33,185.89x = 604,067,911.85
5. Step 5: Solve for x
   x = 604,067,911.85/33,185.89
6. Step 6: Final answer
   x = 18,202.55