Finding the Fourth Proportional to 22,185.69, 30,616.02 and 12,114.10

Step by Step Solution

1. Step 1: Write the proportion equation
   22,185.69 : 30,616.02 = 12,114.10 : x
2. Step 2: Convert to fraction form
   22,185.69/30,616.02 = 12,114.10/x
3. Step 3: Cross multiply
   22,185.69x = 30,616.02 × 12,114.10
4. Step 4: Simplify right side
   22,185.69x = 370,885,527.88
5. Step 5: Solve for x
   x = 370,885,527.88/22,185.69
6. Step 6: Final answer
   x = 16,717.33