Finding the Fourth Proportional to 3,658.34, 5,048.64 and 2,222.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,658.34 : 5,048.64 = 2,222.72 : x
2. Step 2: Convert to fraction form
   3,658.34/5,048.64 = 2,222.72/x
3. Step 3: Cross multiply
   3,658.34x = 5,048.64 × 2,222.72
4. Step 4: Simplify right side
   3,658.34x = 11,221,713.10
5. Step 5: Solve for x
   x = 11,221,713.10/3,658.34
6. Step 6: Final answer
   x = 3,067.43