Finding the Fourth Proportional to 10,942.78, 15,101.22 and 6,227.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,942.78 : 15,101.22 = 6,227.50 : x
2. Step 2: Convert to fraction form
   10,942.78/15,101.22 = 6,227.50/x
3. Step 3: Cross multiply
   10,942.78x = 15,101.22 × 6,227.50
4. Step 4: Simplify right side
   10,942.78x = 94,042,847.55
5. Step 5: Solve for x
   x = 94,042,847.55/10,942.78
6. Step 6: Final answer
   x = 8,594.05