Finding the Fourth Proportional to 49,448.28, 68,238.60 and 28,227.12

Step by Step Solution

1. Step 1: Write the proportion equation
   49,448.28 : 68,238.60 = 28,227.12 : x
2. Step 2: Convert to fraction form
   49,448.28/68,238.60 = 28,227.12/x
3. Step 3: Cross multiply
   49,448.28x = 68,238.60 × 28,227.12
4. Step 4: Simplify right side
   49,448.28x = 1,926,179,150.83
5. Step 5: Solve for x
   x = 1,926,179,150.83/49,448.28
6. Step 6: Final answer
   x = 38,953.41