Finding the Fourth Proportional to 6,057, 8,358.72 and 3,404.28

Step by Step Solution

1. Step 1: Write the proportion equation
   6,057 : 8,358.72 = 3,404.28 : x
2. Step 2: Convert to fraction form
   6,057/8,358.72 = 3,404.28/x
3. Step 3: Cross multiply
   6,057x = 8,358.72 × 3,404.28
4. Step 4: Simplify right side
   6,057x = 28,455,423.32
5. Step 5: Solve for x
   x = 28,455,423.32/6,057
6. Step 6: Final answer
   x = 4,697.94