Finding the Fourth Proportional to 1,705.34, 2,352.78 and 959.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,705.34 : 2,352.78 = 959.18 : x
2. Step 2: Convert to fraction form
   1,705.34/2,352.78 = 959.18/x
3. Step 3: Cross multiply
   1,705.34x = 2,352.78 × 959.18
4. Step 4: Simplify right side
   1,705.34x = 2,256,739.52
5. Step 5: Solve for x
   x = 2,256,739.52/1,705.34
6. Step 6: Final answer
   x = 1,323.34