Finding the Fourth Proportional to 3,842.83, 5,305.67 and 2,271.43

Step by Step Solution

1. Step 1: Write the proportion equation
   3,842.83 : 5,305.67 = 2,271.43 : x
2. Step 2: Convert to fraction form
   3,842.83/5,305.67 = 2,271.43/x
3. Step 3: Cross multiply
   3,842.83x = 5,305.67 × 2,271.43
4. Step 4: Simplify right side
   3,842.83x = 12,051,458.01
5. Step 5: Solve for x
   x = 12,051,458.01/3,842.83
6. Step 6: Final answer
   x = 3,136.09