Finding the Fourth Proportional to 2,304, 3,457.71 and 1,689.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,304 : 3,457.71 = 1,689.30 : x
2. Step 2: Convert to fraction form
   2,304/3,457.71 = 1,689.30/x
3. Step 3: Cross multiply
   2,304x = 3,457.71 × 1,689.30
4. Step 4: Simplify right side
   2,304x = 5,841,109.50
5. Step 5: Solve for x
   x = 5,841,109.50/2,304
6. Step 6: Final answer
   x = 2,535.20