Finding the Fourth Proportional to 2,323.55, 3,206.52 and 1,261.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,323.55 : 3,206.52 = 1,261.33 : x
2. Step 2: Convert to fraction form
   2,323.55/3,206.52 = 1,261.33/x
3. Step 3: Cross multiply
   2,323.55x = 3,206.52 × 1,261.33
4. Step 4: Simplify right side
   2,323.55x = 4,044,471.86
5. Step 5: Solve for x
   x = 4,044,471.86/2,323.55
6. Step 6: Final answer
   x = 1,740.64