Finding the Fourth Proportional to 19,743.10, 27,227.83 and 16,380.58

Step by Step Solution

1. Step 1: Write the proportion equation
   19,743.10 : 27,227.83 = 16,380.58 : x
2. Step 2: Convert to fraction form
   19,743.10/27,227.83 = 16,380.58/x
3. Step 3: Cross multiply
   19,743.10x = 27,227.83 × 16,380.58
4. Step 4: Simplify right side
   19,743.10x = 446,007,647.54
5. Step 5: Solve for x
   x = 446,007,647.54/19,743.10
6. Step 6: Final answer
   x = 22,590.56