Finding the Fourth Proportional to 6,218.25, 8,581.57 and 3,566.51

Step by Step Solution

1. Step 1: Write the proportion equation
   6,218.25 : 8,581.57 = 3,566.51 : x
2. Step 2: Convert to fraction form
   6,218.25/8,581.57 = 3,566.51/x
3. Step 3: Cross multiply
   6,218.25x = 8,581.57 × 3,566.51
4. Step 4: Simplify right side
   6,218.25x = 30,606,293.88
5. Step 5: Solve for x
   x = 30,606,293.88/6,218.25
6. Step 6: Final answer
   x = 4,922.01