Finding the Fourth Proportional to 16,066.88, 22,172.28 and 8,993.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,066.88 : 22,172.28 = 8,993.34 : x
2. Step 2: Convert to fraction form
   16,066.88/22,172.28 = 8,993.34/x
3. Step 3: Cross multiply
   16,066.88x = 22,172.28 × 8,993.34
4. Step 4: Simplify right side
   16,066.88x = 199,402,852.62
5. Step 5: Solve for x
   x = 199,402,852.62/16,066.88
6. Step 6: Final answer
   x = 12,410.80