Finding the Fourth Proportional to 2,068.58, 2,854.32 and 1,323.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,068.58 : 2,854.32 = 1,323.20 : x
2. Step 2: Convert to fraction form
   2,068.58/2,854.32 = 1,323.20/x
3. Step 3: Cross multiply
   2,068.58x = 2,854.32 × 1,323.20
4. Step 4: Simplify right side
   2,068.58x = 3,776,836.22
5. Step 5: Solve for x
   x = 3,776,836.22/2,068.58
6. Step 6: Final answer
   x = 1,825.81