Finding the Fourth Proportional to 6,960.29, 10,429.48 and 5,382.87

Step by Step Solution

1. Step 1: Write the proportion equation
   6,960.29 : 10,429.48 = 5,382.87 : x
2. Step 2: Convert to fraction form
   6,960.29/10,429.48 = 5,382.87/x
3. Step 3: Cross multiply
   6,960.29x = 10,429.48 × 5,382.87
4. Step 4: Simplify right side
   6,960.29x = 56,140,508.93
5. Step 5: Solve for x
   x = 56,140,508.93/6,960.29
6. Step 6: Final answer
   x = 8,065.83