Finding the Fourth Proportional to 2,525.36, 3,789.61 and 965.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,525.36 : 3,789.61 = 965.49 : x
2. Step 2: Convert to fraction form
   2,525.36/3,789.61 = 965.49/x
3. Step 3: Cross multiply
   2,525.36x = 3,789.61 × 965.49
4. Step 4: Simplify right side
   2,525.36x = 3,658,830.56
5. Step 5: Solve for x
   x = 3,658,830.56/2,525.36
6. Step 6: Final answer
   x = 1,448.84