Finding the Fourth Proportional to 33,385.10, 50,061.51 and 12,335.05

Step by Step Solution

1. Step 1: Write the proportion equation
   33,385.10 : 50,061.51 = 12,335.05 : x
2. Step 2: Convert to fraction form
   33,385.10/50,061.51 = 12,335.05/x
3. Step 3: Cross multiply
   33,385.10x = 50,061.51 × 12,335.05
4. Step 4: Simplify right side
   33,385.10x = 617,511,291.50
5. Step 5: Solve for x
   x = 617,511,291.50/33,385.10
6. Step 6: Final answer
   x = 18,496.62