Finding the Fourth Proportional to 19,895.57, 27,456.51 and 10,943.72

Step by Step Solution

1. Step 1: Write the proportion equation
   19,895.57 : 27,456.51 = 10,943.72 : x
2. Step 2: Convert to fraction form
   19,895.57/27,456.51 = 10,943.72/x
3. Step 3: Cross multiply
   19,895.57x = 27,456.51 × 10,943.72
4. Step 4: Simplify right side
   19,895.57x = 300,476,357.62
5. Step 5: Solve for x
   x = 300,476,357.62/19,895.57
6. Step 6: Final answer
   x = 15,102.68