Finding the Fourth Proportional to 6,793.77, 9,375.72 and 3,960.12

Step by Step Solution

1. Step 1: Write the proportion equation
   6,793.77 : 9,375.72 = 3,960.12 : x
2. Step 2: Convert to fraction form
   6,793.77/9,375.72 = 3,960.12/x
3. Step 3: Cross multiply
   6,793.77x = 9,375.72 × 3,960.12
4. Step 4: Simplify right side
   6,793.77x = 37,128,976.29
5. Step 5: Solve for x
   x = 37,128,976.29/6,793.77
6. Step 6: Final answer
   x = 5,465.15