Finding the Fourth Proportional to 3,813.29, 5,709.15 and 2,423.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,813.29 : 5,709.15 = 2,423.18 : x
2. Step 2: Convert to fraction form
   3,813.29/5,709.15 = 2,423.18/x
3. Step 3: Cross multiply
   3,813.29x = 5,709.15 × 2,423.18
4. Step 4: Simplify right side
   3,813.29x = 13,834,298.10
5. Step 5: Solve for x
   x = 13,834,298.10/3,813.29
6. Step 6: Final answer
   x = 3,627.92