Finding the Fourth Proportional to 19,892.06, 27,450.01 and 10,939.33

Step by Step Solution

1. Step 1: Write the proportion equation
   19,892.06 : 27,450.01 = 10,939.33 : x
2. Step 2: Convert to fraction form
   19,892.06/27,450.01 = 10,939.33/x
3. Step 3: Cross multiply
   19,892.06x = 27,450.01 × 10,939.33
4. Step 4: Simplify right side
   19,892.06x = 300,284,717.89
5. Step 5: Solve for x
   x = 300,284,717.89/19,892.06
6. Step 6: Final answer
   x = 15,095.71