Finding the Fourth Proportional to 3,323.42, 4,587.03 and 2,276.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,323.42 : 4,587.03 = 2,276.78 : x
2. Step 2: Convert to fraction form
   3,323.42/4,587.03 = 2,276.78/x
3. Step 3: Cross multiply
   3,323.42x = 4,587.03 × 2,276.78
4. Step 4: Simplify right side
   3,323.42x = 10,443,658.16
5. Step 5: Solve for x
   x = 10,443,658.16/3,323.42
6. Step 6: Final answer
   x = 3,142.44