Finding the Fourth Proportional to 8,574.37, 12,861.82 and 2,951.98

Step by Step Solution

1. Step 1: Write the proportion equation
   8,574.37 : 12,861.82 = 2,951.98 : x
2. Step 2: Convert to fraction form
   8,574.37/12,861.82 = 2,951.98/x
3. Step 3: Cross multiply
   8,574.37x = 12,861.82 × 2,951.98
4. Step 4: Simplify right side
   8,574.37x = 37,967,806.94
5. Step 5: Solve for x
   x = 37,967,806.94/8,574.37
6. Step 6: Final answer
   x = 4,428.06