Finding the Fourth Proportional to 22,638.34, 33,949.82 and 7,843.81

Step by Step Solution

1. Step 1: Write the proportion equation
   22,638.34 : 33,949.82 = 7,843.81 : x
2. Step 2: Convert to fraction form
   22,638.34/33,949.82 = 7,843.81/x
3. Step 3: Cross multiply
   22,638.34x = 33,949.82 × 7,843.81
4. Step 4: Simplify right side
   22,638.34x = 266,295,936.01
5. Step 5: Solve for x
   x = 266,295,936.01/22,638.34
6. Step 6: Final answer
   x = 11,763.05