Finding the Fourth Proportional to 3,834.15, 5,291.37 and 2,511.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,834.15 : 5,291.37 = 2,511.42 : x
2. Step 2: Convert to fraction form
   3,834.15/5,291.37 = 2,511.42/x
3. Step 3: Cross multiply
   3,834.15x = 5,291.37 × 2,511.42
4. Step 4: Simplify right side
   3,834.15x = 13,288,852.45
5. Step 5: Solve for x
   x = 13,288,852.45/3,834.15
6. Step 6: Final answer
   x = 3,465.92