Finding the Fourth Proportional to 22,727.51, 34,105.46 and 8,688.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,727.51 : 34,105.46 = 8,688.72 : x
2. Step 2: Convert to fraction form
   22,727.51/34,105.46 = 8,688.72/x
3. Step 3: Cross multiply
   22,727.51x = 34,105.46 × 8,688.72
4. Step 4: Simplify right side
   22,727.51x = 296,332,792.41
5. Step 5: Solve for x
   x = 296,332,792.41/22,727.51
6. Step 6: Final answer
   x = 13,038.51