Finding the Fourth Proportional to 3,554.72, 4,902.32 and 2,228.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,554.72 : 4,902.32 = 2,228.56 : x
2. Step 2: Convert to fraction form
   3,554.72/4,902.32 = 2,228.56/x
3. Step 3: Cross multiply
   3,554.72x = 4,902.32 × 2,228.56
4. Step 4: Simplify right side
   3,554.72x = 10,925,114.26
5. Step 5: Solve for x
   x = 10,925,114.26/3,554.72
6. Step 6: Final answer
   x = 3,073.41