Finding the Fourth Proportional to 3,823.18, 5,275.92 and 2,144.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,823.18 : 5,275.92 = 2,144.59 : x
2. Step 2: Convert to fraction form
   3,823.18/5,275.92 = 2,144.59/x
3. Step 3: Cross multiply
   3,823.18x = 5,275.92 × 2,144.59
4. Step 4: Simplify right side
   3,823.18x = 11,314,685.27
5. Step 5: Solve for x
   x = 11,314,685.27/3,823.18
6. Step 6: Final answer
   x = 2,959.50