Finding the Fourth Proportional to 1,402.42, 1,933.82 and 959.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,402.42 : 1,933.82 = 959.62 : x
2. Step 2: Convert to fraction form
   1,402.42/1,933.82 = 959.62/x
3. Step 3: Cross multiply
   1,402.42x = 1,933.82 × 959.62
4. Step 4: Simplify right side
   1,402.42x = 1,855,732.35
5. Step 5: Solve for x
   x = 1,855,732.35/1,402.42
6. Step 6: Final answer
   x = 1,323.24