Finding the Fourth Proportional to 3,983.06, 5,496.32 and 2,214.51

Step by Step Solution

1. Step 1: Write the proportion equation
   3,983.06 : 5,496.32 = 2,214.51 : x
2. Step 2: Convert to fraction form
   3,983.06/5,496.32 = 2,214.51/x
3. Step 3: Cross multiply
   3,983.06x = 5,496.32 × 2,214.51
4. Step 4: Simplify right side
   3,983.06x = 12,171,644.53
5. Step 5: Solve for x
   x = 12,171,644.53/3,983.06
6. Step 6: Final answer
   x = 3,055.86