Finding the Fourth Proportional to 50,441.72, 69,608.92 and 27,780.28

Step by Step Solution

1. Step 1: Write the proportion equation
   50,441.72 : 69,608.92 = 27,780.28 : x
2. Step 2: Convert to fraction form
   50,441.72/69,608.92 = 27,780.28/x
3. Step 3: Cross multiply
   50,441.72x = 69,608.92 × 27,780.28
4. Step 4: Simplify right side
   50,441.72x = 1,933,755,288.10
5. Step 5: Solve for x
   x = 1,933,755,288.10/50,441.72
6. Step 6: Final answer
   x = 38,336.43