Finding the Fourth Proportional to 3,861.97, 5,789.35 and 2,104.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,861.97 : 5,789.35 = 2,104.37 : x
2. Step 2: Convert to fraction form
   3,861.97/5,789.35 = 2,104.37/x
3. Step 3: Cross multiply
   3,861.97x = 5,789.35 × 2,104.37
4. Step 4: Simplify right side
   3,861.97x = 12,182,934.46
5. Step 5: Solve for x
   x = 12,182,934.46/3,861.97
6. Step 6: Final answer
   x = 3,154.59