Finding the Fourth Proportional to 2,398.50, 3,598.98 and 1,100.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,398.50 : 3,598.98 = 1,100.28 : x
2. Step 2: Convert to fraction form
   2,398.50/3,598.98 = 1,100.28/x
3. Step 3: Cross multiply
   2,398.50x = 3,598.98 × 1,100.28
4. Step 4: Simplify right side
   2,398.50x = 3,959,885.71
5. Step 5: Solve for x
   x = 3,959,885.71/2,398.50
6. Step 6: Final answer
   x = 1,650.98