Finding the Fourth Proportional to 2,401.29, 3,314.04 and 1,393.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.29 : 3,314.04 = 1,393.22 : x
2. Step 2: Convert to fraction form
   2,401.29/3,314.04 = 1,393.22/x
3. Step 3: Cross multiply
   2,401.29x = 3,314.04 × 1,393.22
4. Step 4: Simplify right side
   2,401.29x = 4,617,187.89
5. Step 5: Solve for x
   x = 4,617,187.89/2,401.29
6. Step 6: Final answer
   x = 1,922.79