Finding the Fourth Proportional to 2,401.29, 3,313.91 and 1,339.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.29 : 3,313.91 = 1,339.09 : x
2. Step 2: Convert to fraction form
   2,401.29/3,313.91 = 1,339.09/x
3. Step 3: Cross multiply
   2,401.29x = 3,313.91 × 1,339.09
4. Step 4: Simplify right side
   2,401.29x = 4,437,618.80
5. Step 5: Solve for x
   x = 4,437,618.80/2,401.29
6. Step 6: Final answer
   x = 1,848.01