Finding the Fourth Proportional to 2,317.60, 3,198.52 and 1,323.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,317.60 : 3,198.52 = 1,323.03 : x
2. Step 2: Convert to fraction form
   2,317.60/3,198.52 = 1,323.03/x
3. Step 3: Cross multiply
   2,317.60x = 3,198.52 × 1,323.03
4. Step 4: Simplify right side
   2,317.60x = 4,231,734.61
5. Step 5: Solve for x
   x = 4,231,734.61/2,317.60
6. Step 6: Final answer
   x = 1,825.91