Finding the Fourth Proportional to 6,514.04, 8,989.02 and 3,861.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,514.04 : 8,989.02 = 3,861.72 : x
2. Step 2: Convert to fraction form
   6,514.04/8,989.02 = 3,861.72/x
3. Step 3: Cross multiply
   6,514.04x = 8,989.02 × 3,861.72
4. Step 4: Simplify right side
   6,514.04x = 34,713,078.31
5. Step 5: Solve for x
   x = 34,713,078.31/6,514.04
6. Step 6: Final answer
   x = 5,328.96