Finding the Fourth Proportional to 2,208.72, 3,047.98 and 1,214

Step by Step Solution

1. Step 1: Write the proportion equation
   2,208.72 : 3,047.98 = 1,214 : x
2. Step 2: Convert to fraction form
   2,208.72/3,047.98 = 1,214/x
3. Step 3: Cross multiply
   2,208.72x = 3,047.98 × 1,214
4. Step 4: Simplify right side
   2,208.72x = 3,700,247.72
5. Step 5: Solve for x
   x = 3,700,247.72/2,208.72
6. Step 6: Final answer
   x = 1,675.29