Finding the Fourth Proportional to 6,221.34, 8,585.10 and 3,568.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,221.34 : 8,585.10 = 3,568.50 : x
2. Step 2: Convert to fraction form
   6,221.34/8,585.10 = 3,568.50/x
3. Step 3: Cross multiply
   6,221.34x = 8,585.10 × 3,568.50
4. Step 4: Simplify right side
   6,221.34x = 30,635,929.35
5. Step 5: Solve for x
   x = 30,635,929.35/6,221.34
6. Step 6: Final answer
   x = 4,924.33