Finding the Fourth Proportional to 2,069.39, 2,856.20 and 1,323.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,069.39 : 2,856.20 = 1,323.24 : x
2. Step 2: Convert to fraction form
   2,069.39/2,856.20 = 1,323.24/x
3. Step 3: Cross multiply
   2,069.39x = 2,856.20 × 1,323.24
4. Step 4: Simplify right side
   2,069.39x = 3,779,431.47
5. Step 5: Solve for x
   x = 3,779,431.47/2,069.39
6. Step 6: Final answer
   x = 1,826.35