Finding the Fourth Proportional to 8,500.36, 12,748.59 and 3,235.95

Step by Step Solution

1. Step 1: Write the proportion equation
   8,500.36 : 12,748.59 = 3,235.95 : x
2. Step 2: Convert to fraction form
   8,500.36/12,748.59 = 3,235.95/x
3. Step 3: Cross multiply
   8,500.36x = 12,748.59 × 3,235.95
4. Step 4: Simplify right side
   8,500.36x = 41,253,799.81
5. Step 5: Solve for x
   x = 41,253,799.81/8,500.36
6. Step 6: Final answer
   x = 4,853.18