Finding the Fourth Proportional to 3,496.37, 5,228.89 and 3,108.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,496.37 : 5,228.89 = 3,108.78 : x
2. Step 2: Convert to fraction form
   3,496.37/5,228.89 = 3,108.78/x
3. Step 3: Cross multiply
   3,496.37x = 5,228.89 × 3,108.78
4. Step 4: Simplify right side
   3,496.37x = 16,255,460.88
5. Step 5: Solve for x
   x = 16,255,460.88/3,496.37
6. Step 6: Final answer
   x = 4,649.25