Finding the Fourth Proportional to 7,004.82, 9,665.70 and 3,861.18

Step by Step Solution

1. Step 1: Write the proportion equation
   7,004.82 : 9,665.70 = 3,861.18 : x
2. Step 2: Convert to fraction form
   7,004.82/9,665.70 = 3,861.18/x
3. Step 3: Cross multiply
   7,004.82x = 9,665.70 × 3,861.18
4. Step 4: Simplify right side
   7,004.82x = 37,321,007.53
5. Step 5: Solve for x
   x = 37,321,007.53/7,004.82
6. Step 6: Final answer
   x = 5,327.90