Finding the Fourth Proportional to 2,401.34, 3,314.30 and 1,353.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.34 : 3,314.30 = 1,353.40 : x
2. Step 2: Convert to fraction form
   2,401.34/3,314.30 = 1,353.40/x
3. Step 3: Cross multiply
   2,401.34x = 3,314.30 × 1,353.40
4. Step 4: Simplify right side
   2,401.34x = 4,485,558.57
5. Step 5: Solve for x
   x = 4,485,558.57/2,401.34
6. Step 6: Final answer
   x = 1,867.94