Finding the Fourth Proportional to 16,066.61, 22,171.92 and 8,993.03

Step by Step Solution

1. Step 1: Write the proportion equation
   16,066.61 : 22,171.92 = 8,993.03 : x
2. Step 2: Convert to fraction form
   16,066.61/22,171.92 = 8,993.03/x
3. Step 3: Cross multiply
   16,066.61x = 22,171.92 × 8,993.03
4. Step 4: Simplify right side
   16,066.61x = 199,392,741.72
5. Step 5: Solve for x
   x = 199,392,741.72/16,066.61
6. Step 6: Final answer
   x = 12,410.38