Finding the Fourth Proportional to 2,459.48, 3,394.10 and 1,340.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,459.48 : 3,394.10 = 1,340.42 : x
2. Step 2: Convert to fraction form
   2,459.48/3,394.10 = 1,340.42/x
3. Step 3: Cross multiply
   2,459.48x = 3,394.10 × 1,340.42
4. Step 4: Simplify right side
   2,459.48x = 4,549,512.82
5. Step 5: Solve for x
   x = 4,549,512.82/2,459.48
6. Step 6: Final answer
   x = 1,849.79