Finding the Fourth Proportional to 22,146.03, 30,561.37 and 12,074.49

Step by Step Solution

1. Step 1: Write the proportion equation
   22,146.03 : 30,561.37 = 12,074.49 : x
2. Step 2: Convert to fraction form
   22,146.03/30,561.37 = 12,074.49/x
3. Step 3: Cross multiply
   22,146.03x = 30,561.37 × 12,074.49
4. Step 4: Simplify right side
   22,146.03x = 369,012,926.27
5. Step 5: Solve for x
   x = 369,012,926.27/22,146.03
6. Step 6: Final answer
   x = 16,662.71