Finding the Fourth Proportional to 19,601.12, 27,049.60 and 10,648.56

Step by Step Solution

1. Step 1: Write the proportion equation
   19,601.12 : 27,049.60 = 10,648.56 : x
2. Step 2: Convert to fraction form
   19,601.12/27,049.60 = 10,648.56/x
3. Step 3: Cross multiply
   19,601.12x = 27,049.60 × 10,648.56
4. Step 4: Simplify right side
   19,601.12x = 288,039,288.58
5. Step 5: Solve for x
   x = 288,039,288.58/19,601.12
6. Step 6: Final answer
   x = 14,695.04