Finding the Fourth Proportional to 6,057.57, 8,359.50 and 3,405.03

Step by Step Solution

1. Step 1: Write the proportion equation
   6,057.57 : 8,359.50 = 3,405.03 : x
2. Step 2: Convert to fraction form
   6,057.57/8,359.50 = 3,405.03/x
3. Step 3: Cross multiply
   6,057.57x = 8,359.50 × 3,405.03
4. Step 4: Simplify right side
   6,057.57x = 28,464,348.29
5. Step 5: Solve for x
   x = 28,464,348.29/6,057.57
6. Step 6: Final answer
   x = 4,698.97