Finding the Fourth Proportional to 2,322.17, 3,204.61 and 1,259.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,322.17 : 3,204.61 = 1,259.96 : x
2. Step 2: Convert to fraction form
   2,322.17/3,204.61 = 1,259.96/x
3. Step 3: Cross multiply
   2,322.17x = 3,204.61 × 1,259.96
4. Step 4: Simplify right side
   2,322.17x = 4,037,680.42
5. Step 5: Solve for x
   x = 4,037,680.42/2,322.17
6. Step 6: Final answer
   x = 1,738.75