Finding the Fourth Proportional to 3,976.33, 5,487.46 and 2,208.07

Step by Step Solution

1. Step 1: Write the proportion equation
   3,976.33 : 5,487.46 = 2,208.07 : x
2. Step 2: Convert to fraction form
   3,976.33/5,487.46 = 2,208.07/x
3. Step 3: Cross multiply
   3,976.33x = 5,487.46 × 2,208.07
4. Step 4: Simplify right side
   3,976.33x = 12,116,676.56
5. Step 5: Solve for x
   x = 12,116,676.56/3,976.33
6. Step 6: Final answer
   x = 3,047.20