Finding the Fourth Proportional to 6,945.16, 9,560.82 and 5,370.28

Step by Step Solution

1. Step 1: Write the proportion equation
   6,945.16 : 9,560.82 = 5,370.28 : x
2. Step 2: Convert to fraction form
   6,945.16/9,560.82 = 5,370.28/x
3. Step 3: Cross multiply
   6,945.16x = 9,560.82 × 5,370.28
4. Step 4: Simplify right side
   6,945.16x = 51,344,280.43
5. Step 5: Solve for x
   x = 51,344,280.43/6,945.16
6. Step 6: Final answer
   x = 7,392.81