Finding the Fourth Proportional to 22,662.18, 33,989.22 and 8,623.67

Step by Step Solution

1. Step 1: Write the proportion equation
   22,662.18 : 33,989.22 = 8,623.67 : x
2. Step 2: Convert to fraction form
   22,662.18/33,989.22 = 8,623.67/x
3. Step 3: Cross multiply
   22,662.18x = 33,989.22 × 8,623.67
4. Step 4: Simplify right side
   22,662.18x = 293,111,646.89
5. Step 5: Solve for x
   x = 293,111,646.89/22,662.18
6. Step 6: Final answer
   x = 12,933.96