Finding the Fourth Proportional to 2,361.22, 3,540.07 and 1,111.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,361.22 : 3,540.07 = 1,111.14 : x
2. Step 2: Convert to fraction form
   2,361.22/3,540.07 = 1,111.14/x
3. Step 3: Cross multiply
   2,361.22x = 3,540.07 × 1,111.14
4. Step 4: Simplify right side
   2,361.22x = 3,933,513.38
5. Step 5: Solve for x
   x = 3,933,513.38/2,361.22
6. Step 6: Final answer
   x = 1,665.88