Finding the Fourth Proportional to 6,960.76, 9,605.88 and 4,309.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,960.76 : 9,605.88 = 4,309.72 : x
2. Step 2: Convert to fraction form
   6,960.76/9,605.88 = 4,309.72/x
3. Step 3: Cross multiply
   6,960.76x = 9,605.88 × 4,309.72
4. Step 4: Simplify right side
   6,960.76x = 41,398,653.15
5. Step 5: Solve for x
   x = 41,398,653.15/6,960.76
6. Step 6: Final answer
   x = 5,947.43