Finding the Fourth Proportional to 33,975.56, 50,983.37 and 12,933.30

Step by Step Solution

1. Step 1: Write the proportion equation
   33,975.56 : 50,983.37 = 12,933.30 : x
2. Step 2: Convert to fraction form
   33,975.56/50,983.37 = 12,933.30/x
3. Step 3: Cross multiply
   33,975.56x = 50,983.37 × 12,933.30
4. Step 4: Simplify right side
   33,975.56x = 659,383,154.55
5. Step 5: Solve for x
   x = 659,383,154.55/33,975.56
6. Step 6: Final answer
   x = 19,407.58