Finding the Fourth Proportional to 22,078.72, 33,119.16 and 7,284.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,078.72 : 33,119.16 = 7,284.88 : x
2. Step 2: Convert to fraction form
   22,078.72/33,119.16 = 7,284.88/x
3. Step 3: Cross multiply
   22,078.72x = 33,119.16 × 7,284.88
4. Step 4: Simplify right side
   22,078.72x = 241,269,106.30
5. Step 5: Solve for x
   x = 241,269,106.30/22,078.72
6. Step 6: Final answer
   x = 10,927.68