Finding the Fourth Proportional to 8,563.03, 12,842.57 and 3,296.31

Step by Step Solution

1. Step 1: Write the proportion equation
   8,563.03 : 12,842.57 = 3,296.31 : x
2. Step 2: Convert to fraction form
   8,563.03/12,842.57 = 3,296.31/x
3. Step 3: Cross multiply
   8,563.03x = 12,842.57 × 3,296.31
4. Step 4: Simplify right side
   8,563.03x = 42,333,091.92
5. Step 5: Solve for x
   x = 42,333,091.92/8,563.03
6. Step 6: Final answer
   x = 4,943.70