Finding the Fourth Proportional to 2,497.48, 3,738.31 and 1,398.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,497.48 : 3,738.31 = 1,398.52 : x
2. Step 2: Convert to fraction form
   2,497.48/3,738.31 = 1,398.52/x
3. Step 3: Cross multiply
   2,497.48x = 3,738.31 × 1,398.52
4. Step 4: Simplify right side
   2,497.48x = 5,228,101.30
5. Step 5: Solve for x
   x = 5,228,101.30/2,497.48
6. Step 6: Final answer
   x = 2,093.35