Finding the Fourth Proportional to 2,399.46, 3,594.54 and 1,575.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,399.46 : 3,594.54 = 1,575.21 : x
2. Step 2: Convert to fraction form
   2,399.46/3,594.54 = 1,575.21/x
3. Step 3: Cross multiply
   2,399.46x = 3,594.54 × 1,575.21
4. Step 4: Simplify right side
   2,399.46x = 5,662,155.35
5. Step 5: Solve for x
   x = 5,662,155.35/2,399.46
6. Step 6: Final answer
   x = 2,359.76