Finding the Fourth Proportional to 8,061.30, 12,090.56 and 2,216.54

Step by Step Solution

1. Step 1: Write the proportion equation
   8,061.30 : 12,090.56 = 2,216.54 : x
2. Step 2: Convert to fraction form
   8,061.30/12,090.56 = 2,216.54/x
3. Step 3: Cross multiply
   8,061.30x = 12,090.56 × 2,216.54
4. Step 4: Simplify right side
   8,061.30x = 26,799,229.01
5. Step 5: Solve for x
   x = 26,799,229.01/8,061.30
6. Step 6: Final answer
   x = 3,324.43