Finding the Fourth Proportional to 2,441.34, 3,368.17 and 1,392.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,441.34 : 3,368.17 = 1,392.79 : x
2. Step 2: Convert to fraction form
   2,441.34/3,368.17 = 1,392.79/x
3. Step 3: Cross multiply
   2,441.34x = 3,368.17 × 1,392.79
4. Step 4: Simplify right side
   2,441.34x = 4,691,153.49
5. Step 5: Solve for x
   x = 4,691,153.49/2,441.34
6. Step 6: Final answer
   x = 1,921.55