Finding the Fourth Proportional to 19,848.72, 27,391.17 and 10,896.03

Step by Step Solution

1. Step 1: Write the proportion equation
   19,848.72 : 27,391.17 = 10,896.03 : x
2. Step 2: Convert to fraction form
   19,848.72/27,391.17 = 10,896.03/x
3. Step 3: Cross multiply
   19,848.72x = 27,391.17 × 10,896.03
4. Step 4: Simplify right side
   19,848.72x = 298,455,050.92
5. Step 5: Solve for x
   x = 298,455,050.92/19,848.72
6. Step 6: Final answer
   x = 15,036.49