Finding the Fourth Proportional to 8,718.56, 12,032.72 and 4,942.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,718.56 : 12,032.72 = 4,942.34 : x
2. Step 2: Convert to fraction form
   8,718.56/12,032.72 = 4,942.34/x
3. Step 3: Cross multiply
   8,718.56x = 12,032.72 × 4,942.34
4. Step 4: Simplify right side
   8,718.56x = 59,469,793.36
5. Step 5: Solve for x
   x = 59,469,793.36/8,718.56
6. Step 6: Final answer
   x = 6,821.06