Finding the Fourth Proportional to 8,064.78, 12,096.86 and 2,221.23

Step by Step Solution

1. Step 1: Write the proportion equation
   8,064.78 : 12,096.86 = 2,221.23 : x
2. Step 2: Convert to fraction form
   8,064.78/12,096.86 = 2,221.23/x
3. Step 3: Cross multiply
   8,064.78x = 12,096.86 × 2,221.23
4. Step 4: Simplify right side
   8,064.78x = 26,869,897.23
5. Step 5: Solve for x
   x = 26,869,897.23/8,064.78
6. Step 6: Final answer
   x = 3,331.76