Finding the Fourth Proportional to 16,487.98, 22,754.52 and 9,315.41

Step by Step Solution

1. Step 1: Write the proportion equation
   16,487.98 : 22,754.52 = 9,315.41 : x
2. Step 2: Convert to fraction form
   16,487.98/22,754.52 = 9,315.41/x
3. Step 3: Cross multiply
   16,487.98x = 22,754.52 × 9,315.41
4. Step 4: Simplify right side
   16,487.98x = 211,967,569.38
5. Step 5: Solve for x
   x = 211,967,569.38/16,487.98
6. Step 6: Final answer
   x = 12,855.89