Finding the Fourth Proportional to 33,009.21, 49,518.72 and 11,950.83

Step by Step Solution

1. Step 1: Write the proportion equation
   33,009.21 : 49,518.72 = 11,950.83 : x
2. Step 2: Convert to fraction form
   33,009.21/49,518.72 = 11,950.83/x
3. Step 3: Cross multiply
   33,009.21x = 49,518.72 × 11,950.83
4. Step 4: Simplify right side
   33,009.21x = 591,789,804.54
5. Step 5: Solve for x
   x = 591,789,804.54/33,009.21
6. Step 6: Final answer
   x = 17,928.02