Finding the Fourth Proportional to 2,124.69, 3,183.27 and 1,813.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,124.69 : 3,183.27 = 1,813.38 : x
2. Step 2: Convert to fraction form
   2,124.69/3,183.27 = 1,813.38/x
3. Step 3: Cross multiply
   2,124.69x = 3,183.27 × 1,813.38
4. Step 4: Simplify right side
   2,124.69x = 5,772,478.15
5. Step 5: Solve for x
   x = 5,772,478.15/2,124.69
6. Step 6: Final answer
   x = 2,716.86