Finding the Fourth Proportional to 16,655.43, 22,984.10 and 9,101.78

Step by Step Solution

1. Step 1: Write the proportion equation
   16,655.43 : 22,984.10 = 9,101.78 : x
2. Step 2: Convert to fraction form
   16,655.43/22,984.10 = 9,101.78/x
3. Step 3: Cross multiply
   16,655.43x = 22,984.10 × 9,101.78
4. Step 4: Simplify right side
   16,655.43x = 209,196,061.27
5. Step 5: Solve for x
   x = 209,196,061.27/16,655.43
6. Step 6: Final answer
   x = 12,560.23