Finding the Fourth Proportional to 15,105.89, 22,635.54 and 8,086.83

Step by Step Solution

1. Step 1: Write the proportion equation
   15,105.89 : 22,635.54 = 8,086.83 : x
2. Step 2: Convert to fraction form
   15,105.89/22,635.54 = 8,086.83/x
3. Step 3: Cross multiply
   15,105.89x = 22,635.54 × 8,086.83
4. Step 4: Simplify right side
   15,105.89x = 183,049,763.94
5. Step 5: Solve for x
   x = 183,049,763.94/15,105.89
6. Step 6: Final answer
   x = 12,117.78