Finding the Fourth Proportional to 2,323.57, 3,206.54 and 1,275.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,323.57 : 3,206.54 = 1,275.64 : x
2. Step 2: Convert to fraction form
   2,323.57/3,206.54 = 1,275.64/x
3. Step 3: Cross multiply
   2,323.57x = 3,206.54 × 1,275.64
4. Step 4: Simplify right side
   2,323.57x = 4,090,390.69
5. Step 5: Solve for x
   x = 4,090,390.69/2,323.57
6. Step 6: Final answer
   x = 1,760.39