Finding the Fourth Proportional to 8,216.34, 12,323.30 and 3,021

Step by Step Solution

1. Step 1: Write the proportion equation
   8,216.34 : 12,323.30 = 3,021 : x
2. Step 2: Convert to fraction form
   8,216.34/12,323.30 = 3,021/x
3. Step 3: Cross multiply
   8,216.34x = 12,323.30 × 3,021
4. Step 4: Simplify right side
   8,216.34x = 37,228,674.20
5. Step 5: Solve for x
   x = 37,228,674.20/8,216.34
6. Step 6: Final answer
   x = 4,531.05