Finding the Fourth Proportional to 16,066.96, 22,171.76 and 8,994.08

Step by Step Solution

1. Step 1: Write the proportion equation
   16,066.96 : 22,171.76 = 8,994.08 : x
2. Step 2: Convert to fraction form
   16,066.96/22,171.76 = 8,994.08/x
3. Step 3: Cross multiply
   16,066.96x = 22,171.76 × 8,994.08
4. Step 4: Simplify right side
   16,066.96x = 199,414,583.18
5. Step 5: Solve for x
   x = 199,414,583.18/16,066.96
6. Step 6: Final answer
   x = 12,411.47