Finding the Fourth Proportional to 6,856.52, 10,278.76 and 3,296.86

Step by Step Solution

1. Step 1: Write the proportion equation
   6,856.52 : 10,278.76 = 3,296.86 : x
2. Step 2: Convert to fraction form
   6,856.52/10,278.76 = 3,296.86/x
3. Step 3: Cross multiply
   6,856.52x = 10,278.76 × 3,296.86
4. Step 4: Simplify right side
   6,856.52x = 33,887,632.69
5. Step 5: Solve for x
   x = 33,887,632.69/6,856.52
6. Step 6: Final answer
   x = 4,942.40