Finding the Fourth Proportional to 3,876.09, 5,809.37 and 1,793.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,876.09 : 5,809.37 = 1,793.27 : x
2. Step 2: Convert to fraction form
   3,876.09/5,809.37 = 1,793.27/x
3. Step 3: Cross multiply
   3,876.09x = 5,809.37 × 1,793.27
4. Step 4: Simplify right side
   3,876.09x = 10,417,768.94
5. Step 5: Solve for x
   x = 10,417,768.94/3,876.09
6. Step 6: Final answer
   x = 2,687.70