Finding the Fourth Proportional to 2,216.08, 3,323.94 and 1,291.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,216.08 : 3,323.94 = 1,291.04 : x
2. Step 2: Convert to fraction form
   2,216.08/3,323.94 = 1,291.04/x
3. Step 3: Cross multiply
   2,216.08x = 3,323.94 × 1,291.04
4. Step 4: Simplify right side
   2,216.08x = 4,291,339.50
5. Step 5: Solve for x
   x = 4,291,339.50/2,216.08
6. Step 6: Final answer
   x = 1,936.46