Finding the Fourth Proportional to 2,194.33, 3,287.16 and 1,152.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,194.33 : 3,287.16 = 1,152.77 : x
2. Step 2: Convert to fraction form
   2,194.33/3,287.16 = 1,152.77/x
3. Step 3: Cross multiply
   2,194.33x = 3,287.16 × 1,152.77
4. Step 4: Simplify right side
   2,194.33x = 3,789,339.43
5. Step 5: Solve for x
   x = 3,789,339.43/2,194.33
6. Step 6: Final answer
   x = 1,726.88