Finding the Fourth Proportional to 22,280.24, 30,744.69 and 12,846.98

Step by Step Solution

1. Step 1: Write the proportion equation
   22,280.24 : 30,744.69 = 12,846.98 : x
2. Step 2: Convert to fraction form
   22,280.24/30,744.69 = 12,846.98/x
3. Step 3: Cross multiply
   22,280.24x = 30,744.69 × 12,846.98
4. Step 4: Simplify right side
   22,280.24x = 394,976,417.54
5. Step 5: Solve for x
   x = 394,976,417.54/22,280.24
6. Step 6: Final answer
   x = 17,727.66