Finding the Fourth Proportional to 21,606.69, 29,814.55 and 12,044.23

Step by Step Solution

1. Step 1: Write the proportion equation
   21,606.69 : 29,814.55 = 12,044.23 : x
2. Step 2: Convert to fraction form
   21,606.69/29,814.55 = 12,044.23/x
3. Step 3: Cross multiply
   21,606.69x = 29,814.55 × 12,044.23
4. Step 4: Simplify right side
   21,606.69x = 359,093,297.55
5. Step 5: Solve for x
   x = 359,093,297.55/21,606.69
6. Step 6: Final answer
   x = 16,619.54