Finding the Fourth Proportional to 2,304.32, 3,458.21 and 1,689.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,304.32 : 3,458.21 = 1,689.62 : x
2. Step 2: Convert to fraction form
   2,304.32/3,458.21 = 1,689.62/x
3. Step 3: Cross multiply
   2,304.32x = 3,458.21 × 1,689.62
4. Step 4: Simplify right side
   2,304.32x = 5,843,035.04
5. Step 5: Solve for x
   x = 5,843,035.04/2,304.32
6. Step 6: Final answer
   x = 2,535.69