Finding the Fourth Proportional to 1,401.15, 1,933.23 and 959.19

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401.15 : 1,933.23 = 959.19 : x
2. Step 2: Convert to fraction form
   1,401.15/1,933.23 = 959.19/x
3. Step 3: Cross multiply
   1,401.15x = 1,933.23 × 959.19
4. Step 4: Simplify right side
   1,401.15x = 1,854,334.88
5. Step 5: Solve for x
   x = 1,854,334.88/1,401.15
6. Step 6: Final answer
   x = 1,323.44