Finding the Fourth Proportional to 2,322.50, 3,205.72 and 1,328.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,322.50 : 3,205.72 = 1,328.32 : x
2. Step 2: Convert to fraction form
   2,322.50/3,205.72 = 1,328.32/x
3. Step 3: Cross multiply
   2,322.50x = 3,205.72 × 1,328.32
4. Step 4: Simplify right side
   2,322.50x = 4,258,221.99
5. Step 5: Solve for x
   x = 4,258,221.99/2,322.50
6. Step 6: Final answer
   x = 1,833.46