Finding the Fourth Proportional to 33,969.34, 50,956.74 and 12,919.46

Step by Step Solution

1. Step 1: Write the proportion equation
   33,969.34 : 50,956.74 = 12,919.46 : x
2. Step 2: Convert to fraction form
   33,969.34/50,956.74 = 12,919.46/x
3. Step 3: Cross multiply
   33,969.34x = 50,956.74 × 12,919.46
4. Step 4: Simplify right side
   33,969.34x = 658,333,564.16
5. Step 5: Solve for x
   x = 658,333,564.16/33,969.34
6. Step 6: Final answer
   x = 19,380.23