Finding the Fourth Proportional to 2,322.80, 3,205.52 and 1,274.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,322.80 : 3,205.52 = 1,274.96 : x
2. Step 2: Convert to fraction form
   2,322.80/3,205.52 = 1,274.96/x
3. Step 3: Cross multiply
   2,322.80x = 3,205.52 × 1,274.96
4. Step 4: Simplify right side
   2,322.80x = 4,086,909.78
5. Step 5: Solve for x
   x = 4,086,909.78/2,322.80
6. Step 6: Final answer
   x = 1,759.48