Finding the Fourth Proportional to 3,915.34, 5,867.52 and 2,814.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,915.34 : 5,867.52 = 2,814.52 : x
2. Step 2: Convert to fraction form
   3,915.34/5,867.52 = 2,814.52/x
3. Step 3: Cross multiply
   3,915.34x = 5,867.52 × 2,814.52
4. Step 4: Simplify right side
   3,915.34x = 16,514,252.39
5. Step 5: Solve for x
   x = 16,514,252.39/3,915.34
6. Step 6: Final answer
   x = 4,217.83