Finding the Fourth Proportional to 5,574.91, 7,693.46 and 3,057.25

Step by Step Solution

1. Step 1: Write the proportion equation
   5,574.91 : 7,693.46 = 3,057.25 : x
2. Step 2: Convert to fraction form
   5,574.91/7,693.46 = 3,057.25/x
3. Step 3: Cross multiply
   5,574.91x = 7,693.46 × 3,057.25
4. Step 4: Simplify right side
   5,574.91x = 23,520,830.59
5. Step 5: Solve for x
   x = 23,520,830.59/5,574.91
6. Step 6: Final answer
   x = 4,219.05