Finding the Fourth Proportional to 19,581.71, 27,022.91 and 10,629.27

Step by Step Solution

1. Step 1: Write the proportion equation
   19,581.71 : 27,022.91 = 10,629.27 : x
2. Step 2: Convert to fraction form
   19,581.71/27,022.91 = 10,629.27/x
3. Step 3: Cross multiply
   19,581.71x = 27,022.91 × 10,629.27
4. Step 4: Simplify right side
   19,581.71x = 287,233,753.43
5. Step 5: Solve for x
   x = 287,233,753.43/19,581.71
6. Step 6: Final answer
   x = 14,668.48