Finding the Fourth Proportional to 33,561.32, 50,380.86 and 18,009.32

Step by Step Solution

1. Step 1: Write the proportion equation
   33,561.32 : 50,380.86 = 18,009.32 : x
2. Step 2: Convert to fraction form
   33,561.32/50,380.86 = 18,009.32/x
3. Step 3: Cross multiply
   33,561.32x = 50,380.86 × 18,009.32
4. Step 4: Simplify right side
   33,561.32x = 907,325,029.62
5. Step 5: Solve for x
   x = 907,325,029.62/33,561.32
6. Step 6: Final answer
   x = 27,034.84