Finding the Fourth Proportional to 10,689.57, 16,034.15 and 2,898.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,689.57 : 16,034.15 = 2,898.38 : x
2. Step 2: Convert to fraction form
   10,689.57/16,034.15 = 2,898.38/x
3. Step 3: Cross multiply
   10,689.57x = 16,034.15 × 2,898.38
4. Step 4: Simplify right side
   10,689.57x = 46,473,107.01
5. Step 5: Solve for x
   x = 46,473,107.01/10,689.57
6. Step 6: Final answer
   x = 4,347.52