Finding the Fourth Proportional to 2,319.57, 3,200.04 and 1,324.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,319.57 : 3,200.04 = 1,324.62 : x
2. Step 2: Convert to fraction form
   2,319.57/3,200.04 = 1,324.62/x
3. Step 3: Cross multiply
   2,319.57x = 3,200.04 × 1,324.62
4. Step 4: Simplify right side
   2,319.57x = 4,238,836.98
5. Step 5: Solve for x
   x = 4,238,836.98/2,319.57
6. Step 6: Final answer
   x = 1,827.42