Finding the Fourth Proportional to 22,272.48, 30,736.56 and 12,336.48

Step by Step Solution

1. Step 1: Write the proportion equation
   22,272.48 : 30,736.56 = 12,336.48 : x
2. Step 2: Convert to fraction form
   22,272.48/30,736.56 = 12,336.48/x
3. Step 3: Cross multiply
   22,272.48x = 30,736.56 × 12,336.48
4. Step 4: Simplify right side
   22,272.48x = 379,180,957.71
5. Step 5: Solve for x
   x = 379,180,957.71/22,272.48
6. Step 6: Final answer
   x = 17,024.64