Finding the Fourth Proportional to 19,901.85, 27,463.86 and 10,949.27

Step by Step Solution

1. Step 1: Write the proportion equation
   19,901.85 : 27,463.86 = 10,949.27 : x
2. Step 2: Convert to fraction form
   19,901.85/27,463.86 = 10,949.27/x
3. Step 3: Cross multiply
   19,901.85x = 27,463.86 × 10,949.27
4. Step 4: Simplify right side
   19,901.85x = 300,709,081.06
5. Step 5: Solve for x
   x = 300,709,081.06/19,901.85
6. Step 6: Final answer
   x = 15,109.60