Finding the Fourth Proportional to 16,522.47, 24,761.84 and 12,119.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,522.47 : 24,761.84 = 12,119.31 : x
2. Step 2: Convert to fraction form
   16,522.47/24,761.84 = 12,119.31/x
3. Step 3: Cross multiply
   16,522.47x = 24,761.84 × 12,119.31
4. Step 4: Simplify right side
   16,522.47x = 300,096,354.53
5. Step 5: Solve for x
   x = 300,096,354.53/16,522.47
6. Step 6: Final answer
   x = 18,162.92