Finding the Fourth Proportional to 1,705.50, 2,353.53 and 959.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,705.50 : 2,353.53 = 959.49 : x
2. Step 2: Convert to fraction form
   1,705.50/2,353.53 = 959.49/x
3. Step 3: Cross multiply
   1,705.50x = 2,353.53 × 959.49
4. Step 4: Simplify right side
   1,705.50x = 2,258,188.50
5. Step 5: Solve for x
   x = 2,258,188.50/1,705.50
6. Step 6: Final answer
   x = 1,324.06