Finding the Fourth Proportional to 2,493.28, 3,440.71 and 1,374.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,493.28 : 3,440.71 = 1,374.22 : x
2. Step 2: Convert to fraction form
   2,493.28/3,440.71 = 1,374.22/x
3. Step 3: Cross multiply
   2,493.28x = 3,440.71 × 1,374.22
4. Step 4: Simplify right side
   2,493.28x = 4,728,302.82
5. Step 5: Solve for x
   x = 4,728,302.82/2,493.28
6. Step 6: Final answer
   x = 1,896.42