Finding the Fourth Proportional to 3,885.18, 5,827.81 and 963.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,885.18 : 5,827.81 = 963.48 : x
2. Step 2: Convert to fraction form
   3,885.18/5,827.81 = 963.48/x
3. Step 3: Cross multiply
   3,885.18x = 5,827.81 × 963.48
4. Step 4: Simplify right side
   3,885.18x = 5,614,978.38
5. Step 5: Solve for x
   x = 5,614,978.38/3,885.18
6. Step 6: Final answer
   x = 1,445.23