Finding the Fourth Proportional to 8,503.52, 12,757.50 and 3,238.65

Step by Step Solution

1. Step 1: Write the proportion equation
   8,503.52 : 12,757.50 = 3,238.65 : x
2. Step 2: Convert to fraction form
   8,503.52/12,757.50 = 3,238.65/x
3. Step 3: Cross multiply
   8,503.52x = 12,757.50 × 3,238.65
4. Step 4: Simplify right side
   8,503.52x = 41,317,077.38
5. Step 5: Solve for x
   x = 41,317,077.38/8,503.52
6. Step 6: Final answer
   x = 4,858.82