Finding the Fourth Proportional to 50,168.15, 69,231.47 and 28,946.96

Step by Step Solution

1. Step 1: Write the proportion equation
   50,168.15 : 69,231.47 = 28,946.96 : x
2. Step 2: Convert to fraction form
   50,168.15/69,231.47 = 28,946.96/x
3. Step 3: Cross multiply
   50,168.15x = 69,231.47 × 28,946.96
4. Step 4: Simplify right side
   50,168.15x = 2,004,040,592.83
5. Step 5: Solve for x
   x = 2,004,040,592.83/50,168.15
6. Step 6: Final answer
   x = 39,946.47