Finding the Fourth Proportional to 19,936.48, 27,513.59 and 10,983.99

Step by Step Solution

1. Step 1: Write the proportion equation
   19,936.48 : 27,513.59 = 10,983.99 : x
2. Step 2: Convert to fraction form
   19,936.48/27,513.59 = 10,983.99/x
3. Step 3: Cross multiply
   19,936.48x = 27,513.59 × 10,983.99
4. Step 4: Simplify right side
   19,936.48x = 302,208,997.42
5. Step 5: Solve for x
   x = 302,208,997.42/19,936.48
6. Step 6: Final answer
   x = 15,158.59