Finding the Fourth Proportional to 16,018.92, 22,105.89 and 9,308.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,018.92 : 22,105.89 = 9,308.34 : x
2. Step 2: Convert to fraction form
   16,018.92/22,105.89 = 9,308.34/x
3. Step 3: Cross multiply
   16,018.92x = 22,105.89 × 9,308.34
4. Step 4: Simplify right side
   16,018.92x = 205,769,140.12
5. Step 5: Solve for x
   x = 205,769,140.12/16,018.92
6. Step 6: Final answer
   x = 12,845.38