Finding the Fourth Proportional to 7,182.92, 10,774.78 and 3,290.06

Step by Step Solution

1. Step 1: Write the proportion equation
   7,182.92 : 10,774.78 = 3,290.06 : x
2. Step 2: Convert to fraction form
   7,182.92/10,774.78 = 3,290.06/x
3. Step 3: Cross multiply
   7,182.92x = 10,774.78 × 3,290.06
4. Step 4: Simplify right side
   7,182.92x = 35,449,672.69
5. Step 5: Solve for x
   x = 35,449,672.69/7,182.92
6. Step 6: Final answer
   x = 4,935.27