Finding the Fourth Proportional to 19,892.56, 27,451.93 and 10,940.12

Step by Step Solution

1. Step 1: Write the proportion equation
   19,892.56 : 27,451.93 = 10,940.12 : x
2. Step 2: Convert to fraction form
   19,892.56/27,451.93 = 10,940.12/x
3. Step 3: Cross multiply
   19,892.56x = 27,451.93 × 10,940.12
4. Step 4: Simplify right side
   19,892.56x = 300,327,408.43
5. Step 5: Solve for x
   x = 300,327,408.43/19,892.56
6. Step 6: Final answer
   x = 15,097.47