Finding the Fourth Proportional to 1,705.67, 2,353.83 and 959.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,705.67 : 2,353.83 = 959.63 : x
2. Step 2: Convert to fraction form
   1,705.67/2,353.83 = 959.63/x
3. Step 3: Cross multiply
   1,705.67x = 2,353.83 × 959.63
4. Step 4: Simplify right side
   1,705.67x = 2,258,790.52
5. Step 5: Solve for x
   x = 2,258,790.52/1,705.67
6. Step 6: Final answer
   x = 1,324.28