Finding the Fourth Proportional to 49,882.37, 68,839.92 and 28,086.15

Step by Step Solution

1. Step 1: Write the proportion equation
   49,882.37 : 68,839.92 = 28,086.15 : x
2. Step 2: Convert to fraction form
   49,882.37/68,839.92 = 28,086.15/x
3. Step 3: Cross multiply
   49,882.37x = 68,839.92 × 28,086.15
4. Step 4: Simplify right side
   49,882.37x = 1,933,448,449.86
5. Step 5: Solve for x
   x = 1,933,448,449.86/49,882.37
6. Step 6: Final answer
   x = 38,760.15