Finding the Fourth Proportional to 2,124.27, 3,183.98 and 824.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,124.27 : 3,183.98 = 824.63 : x
2. Step 2: Convert to fraction form
   2,124.27/3,183.98 = 824.63/x
3. Step 3: Cross multiply
   2,124.27x = 3,183.98 × 824.63
4. Step 4: Simplify right side
   2,124.27x = 2,625,585.38
5. Step 5: Solve for x
   x = 2,625,585.38/2,124.27
6. Step 6: Final answer
   x = 1,235.99