Finding the Fourth Proportional to 2,401.22, 3,313.56 and 1,339.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.22 : 3,313.56 = 1,339.10 : x
2. Step 2: Convert to fraction form
   2,401.22/3,313.56 = 1,339.10/x
3. Step 3: Cross multiply
   2,401.22x = 3,313.56 × 1,339.10
4. Step 4: Simplify right side
   2,401.22x = 4,437,171.63
5. Step 5: Solve for x
   x = 4,437,171.63/2,401.22
6. Step 6: Final answer
   x = 1,847.89