Finding the Fourth Proportional to 22,824, 34,234.88 and 8,790.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,824 : 34,234.88 = 8,790.72 : x
2. Step 2: Convert to fraction form
   22,824/34,234.88 = 8,790.72/x
3. Step 3: Cross multiply
   22,824x = 34,234.88 × 8,790.72
4. Step 4: Simplify right side
   22,824x = 300,949,244.31
5. Step 5: Solve for x
   x = 300,949,244.31/22,824
6. Step 6: Final answer
   x = 13,185.65