Finding the Fourth Proportional to 6,979.56, 10,472.78 and 3,282.12

Step by Step Solution

1. Step 1: Write the proportion equation
   6,979.56 : 10,472.78 = 3,282.12 : x
2. Step 2: Convert to fraction form
   6,979.56/10,472.78 = 3,282.12/x
3. Step 3: Cross multiply
   6,979.56x = 10,472.78 × 3,282.12
4. Step 4: Simplify right side
   6,979.56x = 34,372,920.69
5. Step 5: Solve for x
   x = 34,372,920.69/6,979.56
6. Step 6: Final answer
   x = 4,924.80