Finding the Fourth Proportional to 8,217.72, 12,329.28 and 3,024

Step by Step Solution

1. Step 1: Write the proportion equation
   8,217.72 : 12,329.28 = 3,024 : x
2. Step 2: Convert to fraction form
   8,217.72/12,329.28 = 3,024/x
3. Step 3: Cross multiply
   8,217.72x = 12,329.28 × 3,024
4. Step 4: Simplify right side
   8,217.72x = 37,283,742.72
5. Step 5: Solve for x
   x = 37,283,742.72/8,217.72
6. Step 6: Final answer
   x = 4,536.99