Finding the Fourth Proportional to 2,398.72, 3,597.66 and 1,100.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,398.72 : 3,597.66 = 1,100.08 : x
2. Step 2: Convert to fraction form
   2,398.72/3,597.66 = 1,100.08/x
3. Step 3: Cross multiply
   2,398.72x = 3,597.66 × 1,100.08
4. Step 4: Simplify right side
   2,398.72x = 3,957,713.81
5. Step 5: Solve for x
   x = 3,957,713.81/2,398.72
6. Step 6: Final answer
   x = 1,649.93