Finding the Fourth Proportional to 19,945.31, 27,524.23 and 10,992.59

Step by Step Solution

1. Step 1: Write the proportion equation
   19,945.31 : 27,524.23 = 10,992.59 : x
2. Step 2: Convert to fraction form
   19,945.31/27,524.23 = 10,992.59/x
3. Step 3: Cross multiply
   19,945.31x = 27,524.23 × 10,992.59
4. Step 4: Simplify right side
   19,945.31x = 302,562,410.35
5. Step 5: Solve for x
   x = 302,562,410.35/19,945.31
6. Step 6: Final answer
   x = 15,169.60