Finding the Fourth Proportional to 2,525.99, 3,789.25 and 677.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,525.99 : 3,789.25 = 677.30 : x
2. Step 2: Convert to fraction form
   2,525.99/3,789.25 = 677.30/x
3. Step 3: Cross multiply
   2,525.99x = 3,789.25 × 677.30
4. Step 4: Simplify right side
   2,525.99x = 2,566,438.39
5. Step 5: Solve for x
   x = 2,566,438.39/2,525.99
6. Step 6: Final answer
   x = 1,016.01