Finding the Fourth Proportional to 2,384.29, 3,556.33 and 2,311.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,384.29 : 3,556.33 = 2,311.39 : x
2. Step 2: Convert to fraction form
   2,384.29/3,556.33 = 2,311.39/x
3. Step 3: Cross multiply
   2,384.29x = 3,556.33 × 2,311.39
4. Step 4: Simplify right side
   2,384.29x = 8,220,065.60
5. Step 5: Solve for x
   x = 8,220,065.60/2,384.29
6. Step 6: Final answer
   x = 3,447.59