Finding the Fourth Proportional to 3,323.25, 4,981.53 and 2,091.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,323.25 : 4,981.53 = 2,091.54 : x
2. Step 2: Convert to fraction form
   3,323.25/4,981.53 = 2,091.54/x
3. Step 3: Cross multiply
   3,323.25x = 4,981.53 × 2,091.54
4. Step 4: Simplify right side
   3,323.25x = 10,419,069.26
5. Step 5: Solve for x
   x = 10,419,069.26/3,323.25
6. Step 6: Final answer
   x = 3,135.20