Finding the Fourth Proportional to 3,823.43, 5,275.89 and 2,144.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,823.43 : 5,275.89 = 2,144.61 : x
2. Step 2: Convert to fraction form
   3,823.43/5,275.89 = 2,144.61/x
3. Step 3: Cross multiply
   3,823.43x = 5,275.89 × 2,144.61
4. Step 4: Simplify right side
   3,823.43x = 11,314,726.45
5. Step 5: Solve for x
   x = 11,314,726.45/3,823.43
6. Step 6: Final answer
   x = 2,959.32