Finding the Fourth Proportional to 6,209.06, 8,568.32 and 3,556.31

Step by Step Solution

1. Step 1: Write the proportion equation
   6,209.06 : 8,568.32 = 3,556.31 : x
2. Step 2: Convert to fraction form
   6,209.06/8,568.32 = 3,556.31/x
3. Step 3: Cross multiply
   6,209.06x = 8,568.32 × 3,556.31
4. Step 4: Simplify right side
   6,209.06x = 30,471,541.48
5. Step 5: Solve for x
   x = 30,471,541.48/6,209.06
6. Step 6: Final answer
   x = 4,907.60