Finding the Fourth Proportional to 2,168.58, 3,250.44 and 936.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,168.58 : 3,250.44 = 936.57 : x
2. Step 2: Convert to fraction form
   2,168.58/3,250.44 = 936.57/x
3. Step 3: Cross multiply
   2,168.58x = 3,250.44 × 936.57
4. Step 4: Simplify right side
   2,168.58x = 3,044,264.59
5. Step 5: Solve for x
   x = 3,044,264.59/2,168.58
6. Step 6: Final answer
   x = 1,403.81