Finding the Fourth Proportional to 16,118.10, 22,241.87 and 8,947.46

Step by Step Solution

1. Step 1: Write the proportion equation
   16,118.10 : 22,241.87 = 8,947.46 : x
2. Step 2: Convert to fraction form
   16,118.10/22,241.87 = 8,947.46/x
3. Step 3: Cross multiply
   16,118.10x = 22,241.87 × 8,947.46
4. Step 4: Simplify right side
   16,118.10x = 199,008,086.20
5. Step 5: Solve for x
   x = 199,008,086.20/16,118.10
6. Step 6: Final answer
   x = 12,346.87