Finding the Fourth Proportional to 49,616.60, 68,469.72 and 28,394.52

Step by Step Solution

1. Step 1: Write the proportion equation
   49,616.60 : 68,469.72 = 28,394.52 : x
2. Step 2: Convert to fraction form
   49,616.60/68,469.72 = 28,394.52/x
3. Step 3: Cross multiply
   49,616.60x = 68,469.72 × 28,394.52
4. Step 4: Simplify right side
   49,616.60x = 1,944,164,833.93
5. Step 5: Solve for x
   x = 1,944,164,833.93/49,616.60
6. Step 6: Final answer
   x = 39,183.76