Finding the Fourth Proportional to 3,003.09, 4,522.16 and 2,228.55

Step by Step Solution

1. Step 1: Write the proportion equation
   3,003.09 : 4,522.16 = 2,228.55 : x
2. Step 2: Convert to fraction form
   3,003.09/4,522.16 = 2,228.55/x
3. Step 3: Cross multiply
   3,003.09x = 4,522.16 × 2,228.55
4. Step 4: Simplify right side
   3,003.09x = 10,077,848.53
5. Step 5: Solve for x
   x = 10,077,848.53/3,003.09
6. Step 6: Final answer
   x = 3,355.83