Finding the Fourth Proportional to 22,116.72, 33,176.04 and 8,258.16

Step by Step Solution

1. Step 1: Write the proportion equation
   22,116.72 : 33,176.04 = 8,258.16 : x
2. Step 2: Convert to fraction form
   22,116.72/33,176.04 = 8,258.16/x
3. Step 3: Cross multiply
   22,116.72x = 33,176.04 × 8,258.16
4. Step 4: Simplify right side
   22,116.72x = 273,973,046.49
5. Step 5: Solve for x
   x = 273,973,046.49/22,116.72
6. Step 6: Final answer
   x = 12,387.60