Finding the Fourth Proportional to 49,958.37, 68,945.18 and 28,740.83

Step by Step Solution

1. Step 1: Write the proportion equation
   49,958.37 : 68,945.18 = 28,740.83 : x
2. Step 2: Convert to fraction form
   49,958.37/68,945.18 = 28,740.83/x
3. Step 3: Cross multiply
   49,958.37x = 68,945.18 × 28,740.83
4. Step 4: Simplify right side
   49,958.37x = 1,981,541,209.27
5. Step 5: Solve for x
   x = 1,981,541,209.27/49,958.37
6. Step 6: Final answer
   x = 39,663.85