Finding the Fourth Proportional to 33,615.46, 50,437.59 and 13,908.34

Step by Step Solution

1. Step 1: Write the proportion equation
   33,615.46 : 50,437.59 = 13,908.34 : x
2. Step 2: Convert to fraction form
   33,615.46/50,437.59 = 13,908.34/x
3. Step 3: Cross multiply
   33,615.46x = 50,437.59 × 13,908.34
4. Step 4: Simplify right side
   33,615.46x = 701,503,150.50
5. Step 5: Solve for x
   x = 701,503,150.50/33,615.46
6. Step 6: Final answer
   x = 20,868.47