Finding the Fourth Proportional to 19,895.31, 27,456.05 and 10,943.05

Step by Step Solution

1. Step 1: Write the proportion equation
   19,895.31 : 27,456.05 = 10,943.05 : x
2. Step 2: Convert to fraction form
   19,895.31/27,456.05 = 10,943.05/x
3. Step 3: Cross multiply
   19,895.31x = 27,456.05 × 10,943.05
4. Step 4: Simplify right side
   19,895.31x = 300,452,934.79
5. Step 5: Solve for x
   x = 300,452,934.79/19,895.31
6. Step 6: Final answer
   x = 15,101.69