Finding the Fourth Proportional to 50,059.57, 69,078.27 and 28,840.54

Step by Step Solution

1. Step 1: Write the proportion equation
   50,059.57 : 69,078.27 = 28,840.54 : x
2. Step 2: Convert to fraction form
   50,059.57/69,078.27 = 28,840.54/x
3. Step 3: Cross multiply
   50,059.57x = 69,078.27 × 28,840.54
4. Step 4: Simplify right side
   50,059.57x = 1,992,254,609.07
5. Step 5: Solve for x
   x = 1,992,254,609.07/50,059.57
6. Step 6: Final answer
   x = 39,797.68