Finding the Fourth Proportional to 2,209.52, 3,049.15 and 1,214.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,209.52 : 3,049.15 = 1,214.86 : x
2. Step 2: Convert to fraction form
   2,209.52/3,049.15 = 1,214.86/x
3. Step 3: Cross multiply
   2,209.52x = 3,049.15 × 1,214.86
4. Step 4: Simplify right side
   2,209.52x = 3,704,297.43
5. Step 5: Solve for x
   x = 3,704,297.43/2,209.52
6. Step 6: Final answer
   x = 1,676.52