Finding the Fourth Proportional to 19,892.69, 27,452.61 and 10,940.88

Step by Step Solution

1. Step 1: Write the proportion equation
   19,892.69 : 27,452.61 = 10,940.88 : x
2. Step 2: Convert to fraction form
   19,892.69/27,452.61 = 10,940.88/x
3. Step 3: Cross multiply
   19,892.69x = 27,452.61 × 10,940.88
4. Step 4: Simplify right side
   19,892.69x = 300,355,711.70
5. Step 5: Solve for x
   x = 300,355,711.70/19,892.69
6. Step 6: Final answer
   x = 15,098.80