Finding the Fourth Proportional to 16,257.69, 24,390.90 and 6,898.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,257.69 : 24,390.90 = 6,898.10 : x
2. Step 2: Convert to fraction form
   16,257.69/24,390.90 = 6,898.10/x
3. Step 3: Cross multiply
   16,257.69x = 24,390.90 × 6,898.10
4. Step 4: Simplify right side
   16,257.69x = 168,250,745.34
5. Step 5: Solve for x
   x = 168,250,745.34/16,257.69
6. Step 6: Final answer
   x = 10,348.99