Finding the Fourth Proportional to 2,336.27, 3,224.06 and 1,288.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,336.27 : 3,224.06 = 1,288.33 : x
2. Step 2: Convert to fraction form
   2,336.27/3,224.06 = 1,288.33/x
3. Step 3: Cross multiply
   2,336.27x = 3,224.06 × 1,288.33
4. Step 4: Simplify right side
   2,336.27x = 4,153,653.22
5. Step 5: Solve for x
   x = 4,153,653.22/2,336.27
6. Step 6: Final answer
   x = 1,777.90