Finding the Fourth Proportional to 19,835.76, 27,375.11 and 10,885

Step by Step Solution

1. Step 1: Write the proportion equation
   19,835.76 : 27,375.11 = 10,885 : x
2. Step 2: Convert to fraction form
   19,835.76/27,375.11 = 10,885/x
3. Step 3: Cross multiply
   19,835.76x = 27,375.11 × 10,885
4. Step 4: Simplify right side
   19,835.76x = 297,978,072.35
5. Step 5: Solve for x
   x = 297,978,072.35/19,835.76
6. Step 6: Final answer
   x = 15,022.27