Finding the Fourth Proportional to 16,154.91, 22,291.47 and 8,984.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,154.91 : 22,291.47 = 8,984.34 : x
2. Step 2: Convert to fraction form
   16,154.91/22,291.47 = 8,984.34/x
3. Step 3: Cross multiply
   16,154.91x = 22,291.47 × 8,984.34
4. Step 4: Simplify right side
   16,154.91x = 200,274,145.58
5. Step 5: Solve for x
   x = 200,274,145.58/16,154.91
6. Step 6: Final answer
   x = 12,397.11