Finding the Fourth Proportional to 2,441.27, 3,368.15 and 1,378.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,441.27 : 3,368.15 = 1,378.89 : x
2. Step 2: Convert to fraction form
   2,441.27/3,368.15 = 1,378.89/x
3. Step 3: Cross multiply
   2,441.27x = 3,368.15 × 1,378.89
4. Step 4: Simplify right side
   2,441.27x = 4,644,306.63
5. Step 5: Solve for x
   x = 4,644,306.63/2,441.27
6. Step 6: Final answer
   x = 1,902.41