Finding the Fourth Proportional to 10,874.55, 16,311.30 and 3,854.43

Step by Step Solution

1. Step 1: Write the proportion equation
   10,874.55 : 16,311.30 = 3,854.43 : x
2. Step 2: Convert to fraction form
   10,874.55/16,311.30 = 3,854.43/x
3. Step 3: Cross multiply
   10,874.55x = 16,311.30 × 3,854.43
4. Step 4: Simplify right side
   10,874.55x = 62,870,764.06
5. Step 5: Solve for x
   x = 62,870,764.06/10,874.55
6. Step 6: Final answer
   x = 5,781.46