Finding the Fourth Proportional to 33,612, 50,426.34 and 13,896.24

Step by Step Solution

1. Step 1: Write the proportion equation
   33,612 : 50,426.34 = 13,896.24 : x
2. Step 2: Convert to fraction form
   33,612/50,426.34 = 13,896.24/x
3. Step 3: Cross multiply
   33,612x = 50,426.34 × 13,896.24
4. Step 4: Simplify right side
   33,612x = 700,736,522.96
5. Step 5: Solve for x
   x = 700,736,522.96/33,612
6. Step 6: Final answer
   x = 20,847.81