Finding the Fourth Proportional to 19,936.82, 27,501.82 and 13,977.38

Step by Step Solution

1. Step 1: Write the proportion equation
   19,936.82 : 27,501.82 = 13,977.38 : x
2. Step 2: Convert to fraction form
   19,936.82/27,501.82 = 13,977.38/x
3. Step 3: Cross multiply
   19,936.82x = 27,501.82 × 13,977.38
4. Step 4: Simplify right side
   19,936.82x = 384,403,388.83
5. Step 5: Solve for x
   x = 384,403,388.83/19,936.82
6. Step 6: Final answer
   x = 19,281.08