Finding the Fourth Proportional to 33,868.35, 50,807.25 and 14,142.42

Step by Step Solution

1. Step 1: Write the proportion equation
   33,868.35 : 50,807.25 = 14,142.42 : x
2. Step 2: Convert to fraction form
   33,868.35/50,807.25 = 14,142.42/x
3. Step 3: Cross multiply
   33,868.35x = 50,807.25 × 14,142.42
4. Step 4: Simplify right side
   33,868.35x = 718,537,468.55
5. Step 5: Solve for x
   x = 718,537,468.55/33,868.35
6. Step 6: Final answer
   x = 21,215.60