Finding the Fourth Proportional to 8,563.46, 12,846.78 and 3,020.33

Step by Step Solution

1. Step 1: Write the proportion equation
   8,563.46 : 12,846.78 = 3,020.33 : x
2. Step 2: Convert to fraction form
   8,563.46/12,846.78 = 3,020.33/x
3. Step 3: Cross multiply
   8,563.46x = 12,846.78 × 3,020.33
4. Step 4: Simplify right side
   8,563.46x = 38,801,547.15
5. Step 5: Solve for x
   x = 38,801,547.15/8,563.46
6. Step 6: Final answer
   x = 4,531.06