Finding the Fourth Proportional to 3,976.68, 5,487.94 and 2,208.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,976.68 : 5,487.94 = 2,208.52 : x
2. Step 2: Convert to fraction form
   3,976.68/5,487.94 = 2,208.52/x
3. Step 3: Cross multiply
   3,976.68x = 5,487.94 × 2,208.52
4. Step 4: Simplify right side
   3,976.68x = 12,120,225.25
5. Step 5: Solve for x
   x = 12,120,225.25/3,976.68
6. Step 6: Final answer
   x = 3,047.83