Finding the Fourth Proportional to 2,401.38, 3,313.53 and 1,353.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.38 : 3,313.53 = 1,353.42 : x
2. Step 2: Convert to fraction form
   2,401.38/3,313.53 = 1,353.42/x
3. Step 3: Cross multiply
   2,401.38x = 3,313.53 × 1,353.42
4. Step 4: Simplify right side
   2,401.38x = 4,484,597.77
5. Step 5: Solve for x
   x = 4,484,597.77/2,401.38
6. Step 6: Final answer
   x = 1,867.51