Finding the Fourth Proportional to 22,227.50, 30,682.44 and 13,731

Step by Step Solution

1. Step 1: Write the proportion equation
   22,227.50 : 30,682.44 = 13,731 : x
2. Step 2: Convert to fraction form
   22,227.50/30,682.44 = 13,731/x
3. Step 3: Cross multiply
   22,227.50x = 30,682.44 × 13,731
4. Step 4: Simplify right side
   22,227.50x = 421,300,583.64
5. Step 5: Solve for x
   x = 421,300,583.64/22,227.50
6. Step 6: Final answer
   x = 18,954.03