Finding the Fourth Proportional to 6,380.39, 8,804.94 and 3,586.43

Step by Step Solution

1. Step 1: Write the proportion equation
   6,380.39 : 8,804.94 = 3,586.43 : x
2. Step 2: Convert to fraction form
   6,380.39/8,804.94 = 3,586.43/x
3. Step 3: Cross multiply
   6,380.39x = 8,804.94 × 3,586.43
4. Step 4: Simplify right side
   6,380.39x = 31,578,300.96
5. Step 5: Solve for x
   x = 31,578,300.96/6,380.39
6. Step 6: Final answer
   x = 4,949.27