Finding the Fourth Proportional to 2,361.10, 3,540.05 and 1,321.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,361.10 : 3,540.05 = 1,321.82 : x
2. Step 2: Convert to fraction form
   2,361.10/3,540.05 = 1,321.82/x
3. Step 3: Cross multiply
   2,361.10x = 3,540.05 × 1,321.82
4. Step 4: Simplify right side
   2,361.10x = 4,679,308.89
5. Step 5: Solve for x
   x = 4,679,308.89/2,361.10
6. Step 6: Final answer
   x = 1,981.83