Finding the Fourth Proportional to 2,689.37, 3,714.45 and 2,452.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,689.37 : 3,714.45 = 2,452.89 : x
2. Step 2: Convert to fraction form
   2,689.37/3,714.45 = 2,452.89/x
3. Step 3: Cross multiply
   2,689.37x = 3,714.45 × 2,452.89
4. Step 4: Simplify right side
   2,689.37x = 9,111,137.26
5. Step 5: Solve for x
   x = 9,111,137.26/2,689.37
6. Step 6: Final answer
   x = 3,387.84