Finding the Fourth Proportional to 6,362.61, 8,780.85 and 3,530.27

Step by Step Solution

1. Step 1: Write the proportion equation
   6,362.61 : 8,780.85 = 3,530.27 : x
2. Step 2: Convert to fraction form
   6,362.61/8,780.85 = 3,530.27/x
3. Step 3: Cross multiply
   6,362.61x = 8,780.85 × 3,530.27
4. Step 4: Simplify right side
   6,362.61x = 30,998,727.43
5. Step 5: Solve for x
   x = 30,998,727.43/6,362.61
6. Step 6: Final answer
   x = 4,872.01