Finding the Fourth Proportional to 2,860.38, 4,271.54 and 2,829.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,860.38 : 4,271.54 = 2,829.46 : x
2. Step 2: Convert to fraction form
   2,860.38/4,271.54 = 2,829.46/x
3. Step 3: Cross multiply
   2,860.38x = 4,271.54 × 2,829.46
4. Step 4: Simplify right side
   2,860.38x = 12,086,116.06
5. Step 5: Solve for x
   x = 12,086,116.06/2,860.38
6. Step 6: Final answer
   x = 4,225.35