Finding the Fourth Proportional to 2,449.58, 3,380.40 and 1,401.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,449.58 : 3,380.40 = 1,401.62 : x
2. Step 2: Convert to fraction form
   2,449.58/3,380.40 = 1,401.62/x
3. Step 3: Cross multiply
   2,449.58x = 3,380.40 × 1,401.62
4. Step 4: Simplify right side
   2,449.58x = 4,738,019.35
5. Step 5: Solve for x
   x = 4,738,019.35/2,449.58
6. Step 6: Final answer
   x = 1,934.22