Finding the Fourth Proportional to 2,322.91, 3,205.65 and 1,328.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,322.91 : 3,205.65 = 1,328.25 : x
2. Step 2: Convert to fraction form
   2,322.91/3,205.65 = 1,328.25/x
3. Step 3: Cross multiply
   2,322.91x = 3,205.65 × 1,328.25
4. Step 4: Simplify right side
   2,322.91x = 4,257,904.61
5. Step 5: Solve for x
   x = 4,257,904.61/2,322.91
6. Step 6: Final answer
   x = 1,833.00