Finding the Fourth Proportional to 8,064.56, 12,095.42 and 2,219.78

Step by Step Solution

1. Step 1: Write the proportion equation
   8,064.56 : 12,095.42 = 2,219.78 : x
2. Step 2: Convert to fraction form
   8,064.56/12,095.42 = 2,219.78/x
3. Step 3: Cross multiply
   8,064.56x = 12,095.42 × 2,219.78
4. Step 4: Simplify right side
   8,064.56x = 26,849,171.41
5. Step 5: Solve for x
   x = 26,849,171.41/8,064.56
6. Step 6: Final answer
   x = 3,329.28