Finding the Fourth Proportional to 3,286.28, 4,928.88 and 1,094.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,286.28 : 4,928.88 = 1,094.72 : x
2. Step 2: Convert to fraction form
   3,286.28/4,928.88 = 1,094.72/x
3. Step 3: Cross multiply
   3,286.28x = 4,928.88 × 1,094.72
4. Step 4: Simplify right side
   3,286.28x = 5,395,743.51
5. Step 5: Solve for x
   x = 5,395,743.51/3,286.28
6. Step 6: Final answer
   x = 1,641.90