Finding the Fourth Proportional to 49,960.37, 68,947.94 and 28,742.83

Step by Step Solution

1. Step 1: Write the proportion equation
   49,960.37 : 68,947.94 = 28,742.83 : x
2. Step 2: Convert to fraction form
   49,960.37/68,947.94 = 28,742.83/x
3. Step 3: Cross multiply
   49,960.37x = 68,947.94 × 28,742.83
4. Step 4: Simplify right side
   49,960.37x = 1,981,758,429.82
5. Step 5: Solve for x
   x = 1,981,758,429.82/49,960.37
6. Step 6: Final answer
   x = 39,666.61