Finding the Fourth Proportional to 50,479.86, 69,665.25 and 27,818.79

Step by Step Solution

1. Step 1: Write the proportion equation
   50,479.86 : 69,665.25 = 27,818.79 : x
2. Step 2: Convert to fraction form
   50,479.86/69,665.25 = 27,818.79/x
3. Step 3: Cross multiply
   50,479.86x = 69,665.25 × 27,818.79
4. Step 4: Simplify right side
   50,479.86x = 1,938,002,960.05
5. Step 5: Solve for x
   x = 1,938,002,960.05/50,479.86
6. Step 6: Final answer
   x = 38,391.61