Finding the Fourth Proportional to 2,843.73, 3,923.51 and 2,749.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,843.73 : 3,923.51 = 2,749.77 : x
2. Step 2: Convert to fraction form
   2,843.73/3,923.51 = 2,749.77/x
3. Step 3: Cross multiply
   2,843.73x = 3,923.51 × 2,749.77
4. Step 4: Simplify right side
   2,843.73x = 10,788,736.34
5. Step 5: Solve for x
   x = 10,788,736.34/2,843.73
6. Step 6: Final answer
   x = 3,793.87