Finding the Fourth Proportional to 6,945.15, 9,584.55 and 3,960.96

Step by Step Solution

1. Step 1: Write the proportion equation
   6,945.15 : 9,584.55 = 3,960.96 : x
2. Step 2: Convert to fraction form
   6,945.15/9,584.55 = 3,960.96/x
3. Step 3: Cross multiply
   6,945.15x = 9,584.55 × 3,960.96
4. Step 4: Simplify right side
   6,945.15x = 37,964,019.17
5. Step 5: Solve for x
   x = 37,964,019.17/6,945.15
6. Step 6: Final answer
   x = 5,466.26