Finding the Fourth Proportional to 2,399.82, 3,597.21 and 1,100.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,399.82 : 3,597.21 = 1,100.22 : x
2. Step 2: Convert to fraction form
   2,399.82/3,597.21 = 1,100.22/x
3. Step 3: Cross multiply
   2,399.82x = 3,597.21 × 1,100.22
4. Step 4: Simplify right side
   2,399.82x = 3,957,722.39
5. Step 5: Solve for x
   x = 3,957,722.39/2,399.82
6. Step 6: Final answer
   x = 1,649.17