Finding the Fourth Proportional to 6,257.43, 8,637.41 and 3,605.89

Step by Step Solution

1. Step 1: Write the proportion equation
   6,257.43 : 8,637.41 = 3,605.89 : x
2. Step 2: Convert to fraction form
   6,257.43/8,637.41 = 3,605.89/x
3. Step 3: Cross multiply
   6,257.43x = 8,637.41 × 3,605.89
4. Step 4: Simplify right side
   6,257.43x = 31,145,532.32
5. Step 5: Solve for x
   x = 31,145,532.32/6,257.43
6. Step 6: Final answer
   x = 4,977.37