Finding the Fourth Proportional to 2,885.37, 4,326.57 and 1,324.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,885.37 : 4,326.57 = 1,324.03 : x
2. Step 2: Convert to fraction form
   2,885.37/4,326.57 = 1,324.03/x
3. Step 3: Cross multiply
   2,885.37x = 4,326.57 × 1,324.03
4. Step 4: Simplify right side
   2,885.37x = 5,728,504.20
5. Step 5: Solve for x
   x = 5,728,504.20/2,885.37
6. Step 6: Final answer
   x = 1,985.36