Finding the Fourth Proportional to 6,215.88, 9,321.09 and 3,293.52

Step by Step Solution

1. Step 1: Write the proportion equation
   6,215.88 : 9,321.09 = 3,293.52 : x
2. Step 2: Convert to fraction form
   6,215.88/9,321.09 = 3,293.52/x
3. Step 3: Cross multiply
   6,215.88x = 9,321.09 × 3,293.52
4. Step 4: Simplify right side
   6,215.88x = 30,699,196.34
5. Step 5: Solve for x
   x = 30,699,196.34/6,215.88
6. Step 6: Final answer
   x = 4,938.83