Finding the Fourth Proportional to 2,354.03, 3,252.79 and 1,689.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,354.03 : 3,252.79 = 1,689.72 : x
2. Step 2: Convert to fraction form
   2,354.03/3,252.79 = 1,689.72/x
3. Step 3: Cross multiply
   2,354.03x = 3,252.79 × 1,689.72
4. Step 4: Simplify right side
   2,354.03x = 5,496,304.32
5. Step 5: Solve for x
   x = 5,496,304.32/2,354.03
6. Step 6: Final answer
   x = 2,334.85