Finding the Fourth Proportional to 19,892.27, 27,451.43 and 10,940.34

Step by Step Solution

1. Step 1: Write the proportion equation
   19,892.27 : 27,451.43 = 10,940.34 : x
2. Step 2: Convert to fraction form
   19,892.27/27,451.43 = 10,940.34/x
3. Step 3: Cross multiply
   19,892.27x = 27,451.43 × 10,940.34
4. Step 4: Simplify right side
   19,892.27x = 300,327,922.98
5. Step 5: Solve for x
   x = 300,327,922.98/19,892.27
6. Step 6: Final answer
   x = 15,097.72