Finding the Fourth Proportional to 2,208.89, 3,048.28 and 1,214.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,208.89 : 3,048.28 = 1,214.15 : x
2. Step 2: Convert to fraction form
   2,208.89/3,048.28 = 1,214.15/x
3. Step 3: Cross multiply
   2,208.89x = 3,048.28 × 1,214.15
4. Step 4: Simplify right side
   2,208.89x = 3,701,053.92
5. Step 5: Solve for x
   x = 3,701,053.92/2,208.89
6. Step 6: Final answer
   x = 1,675.53