Finding the Fourth Proportional to 2,832.23, 4,247.61 and 1,271.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,832.23 : 4,247.61 = 1,271.36 : x
2. Step 2: Convert to fraction form
   2,832.23/4,247.61 = 1,271.36/x
3. Step 3: Cross multiply
   2,832.23x = 4,247.61 × 1,271.36
4. Step 4: Simplify right side
   2,832.23x = 5,400,247.30
5. Step 5: Solve for x
   x = 5,400,247.30/2,832.23
6. Step 6: Final answer
   x = 1,906.71