Finding the Fourth Proportional to 6,362.49, 8,780.22 and 3,529.89

Step by Step Solution

1. Step 1: Write the proportion equation
   6,362.49 : 8,780.22 = 3,529.89 : x
2. Step 2: Convert to fraction form
   6,362.49/8,780.22 = 3,529.89/x
3. Step 3: Cross multiply
   6,362.49x = 8,780.22 × 3,529.89
4. Step 4: Simplify right side
   6,362.49x = 30,993,210.78
5. Step 5: Solve for x
   x = 30,993,210.78/6,362.49
6. Step 6: Final answer
   x = 4,871.24