Finding the Fourth Proportional to 3,291.89, 4,908.79 and 3,262.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,291.89 : 4,908.79 = 3,262.25 : x
2. Step 2: Convert to fraction form
   3,291.89/4,908.79 = 3,262.25/x
3. Step 3: Cross multiply
   3,291.89x = 4,908.79 × 3,262.25
4. Step 4: Simplify right side
   3,291.89x = 16,013,716.53
5. Step 5: Solve for x
   x = 16,013,716.53/3,291.89
6. Step 6: Final answer
   x = 4,864.60