Finding the Fourth Proportional to 6,362.15, 8,779.78 and 3,529.53

Step by Step Solution

1. Step 1: Write the proportion equation
   6,362.15 : 8,779.78 = 3,529.53 : x
2. Step 2: Convert to fraction form
   6,362.15/8,779.78 = 3,529.53/x
3. Step 3: Cross multiply
   6,362.15x = 8,779.78 × 3,529.53
4. Step 4: Simplify right side
   6,362.15x = 30,988,470.45
5. Step 5: Solve for x
   x = 30,988,470.45/6,362.15
6. Step 6: Final answer
   x = 4,870.75