Finding the Fourth Proportional to 22,137.77, 30,549.74 and 12,066.30

Step by Step Solution

1. Step 1: Write the proportion equation
   22,137.77 : 30,549.74 = 12,066.30 : x
2. Step 2: Convert to fraction form
   22,137.77/30,549.74 = 12,066.30/x
3. Step 3: Cross multiply
   22,137.77x = 30,549.74 × 12,066.30
4. Step 4: Simplify right side
   22,137.77x = 368,622,175.01
5. Step 5: Solve for x
   x = 368,622,175.01/22,137.77
6. Step 6: Final answer
   x = 16,651.28