Finding the Fourth Proportional to 2,214.21, 3,304.04 and 2,017.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,214.21 : 3,304.04 = 2,017.72 : x
2. Step 2: Convert to fraction form
   2,214.21/3,304.04 = 2,017.72/x
3. Step 3: Cross multiply
   2,214.21x = 3,304.04 × 2,017.72
4. Step 4: Simplify right side
   2,214.21x = 6,666,627.59
5. Step 5: Solve for x
   x = 6,666,627.59/2,214.21
6. Step 6: Final answer
   x = 3,010.84