Finding the Fourth Proportional to 3,738.56, 5,607.90 and 965.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,738.56 : 5,607.90 = 965.25 : x
2. Step 2: Convert to fraction form
   3,738.56/5,607.90 = 965.25/x
3. Step 3: Cross multiply
   3,738.56x = 5,607.90 × 965.25
4. Step 4: Simplify right side
   3,738.56x = 5,413,025.48
5. Step 5: Solve for x
   x = 5,413,025.48/3,738.56
6. Step 6: Final answer
   x = 1,447.89