Finding the Fourth Proportional to 1,609.94, 2,411.40 and 959.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,609.94 : 2,411.40 = 959.24 : x
2. Step 2: Convert to fraction form
   1,609.94/2,411.40 = 959.24/x
3. Step 3: Cross multiply
   1,609.94x = 2,411.40 × 959.24
4. Step 4: Simplify right side
   1,609.94x = 2,313,111.34
5. Step 5: Solve for x
   x = 2,313,111.34/1,609.94
6. Step 6: Final answer
   x = 1,436.77