Finding the Fourth Proportional to 2,398.40, 3,592.56 and 1,100.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,398.40 : 3,592.56 = 1,100.96 : x
2. Step 2: Convert to fraction form
   2,398.40/3,592.56 = 1,100.96/x
3. Step 3: Cross multiply
   2,398.40x = 3,592.56 × 1,100.96
4. Step 4: Simplify right side
   2,398.40x = 3,955,264.86
5. Step 5: Solve for x
   x = 3,955,264.86/2,398.40
6. Step 6: Final answer
   x = 1,649.13