Finding the Fourth Proportional to 2,440.64, 3,661.94 and 1,141.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,440.64 : 3,661.94 = 1,141.30 : x
2. Step 2: Convert to fraction form
   2,440.64/3,661.94 = 1,141.30/x
3. Step 3: Cross multiply
   2,440.64x = 3,661.94 × 1,141.30
4. Step 4: Simplify right side
   2,440.64x = 4,179,372.12
5. Step 5: Solve for x
   x = 4,179,372.12/2,440.64
6. Step 6: Final answer
   x = 1,712.41