Finding the Fourth Proportional to 50,367.21, 69,509.10 and 29,142.37

Step by Step Solution

1. Step 1: Write the proportion equation
   50,367.21 : 69,509.10 = 29,142.37 : x
2. Step 2: Convert to fraction form
   50,367.21/69,509.10 = 29,142.37/x
3. Step 3: Cross multiply
   50,367.21x = 69,509.10 × 29,142.37
4. Step 4: Simplify right side
   50,367.21x = 2,025,659,910.57
5. Step 5: Solve for x
   x = 2,025,659,910.57/50,367.21
6. Step 6: Final answer
   x = 40,217.83