Finding the Fourth Proportional to 20,022.24, 27,630.89 and 10,947.88

Step by Step Solution

1. Step 1: Write the proportion equation
   20,022.24 : 27,630.89 = 10,947.88 : x
2. Step 2: Convert to fraction form
   20,022.24/27,630.89 = 10,947.88/x
3. Step 3: Cross multiply
   20,022.24x = 27,630.89 × 10,947.88
4. Step 4: Simplify right side
   20,022.24x = 302,499,688.87
5. Step 5: Solve for x
   x = 302,499,688.87/20,022.24
6. Step 6: Final answer
   x = 15,108.18