Finding the Fourth Proportional to 19,828.50, 27,363.33 and 10,996.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,828.50 : 27,363.33 = 10,996.50 : x
2. Step 2: Convert to fraction form
   19,828.50/27,363.33 = 10,996.50/x
3. Step 3: Cross multiply
   19,828.50x = 27,363.33 × 10,996.50
4. Step 4: Simplify right side
   19,828.50x = 300,900,858.35
5. Step 5: Solve for x
   x = 300,900,858.35/19,828.50
6. Step 6: Final answer
   x = 15,175.17