Finding the Fourth Proportional to 6,514.39, 8,989.86 and 3,530.22

Step by Step Solution

1. Step 1: Write the proportion equation
   6,514.39 : 8,989.86 = 3,530.22 : x
2. Step 2: Convert to fraction form
   6,514.39/8,989.86 = 3,530.22/x
3. Step 3: Cross multiply
   6,514.39x = 8,989.86 × 3,530.22
4. Step 4: Simplify right side
   6,514.39x = 31,736,183.57
5. Step 5: Solve for x
   x = 31,736,183.57/6,514.39
6. Step 6: Final answer
   x = 4,871.71