Finding the Fourth Proportional to 2,152.59, 3,228.45 and 982.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,152.59 : 3,228.45 = 982.27 : x
2. Step 2: Convert to fraction form
   2,152.59/3,228.45 = 982.27/x
3. Step 3: Cross multiply
   2,152.59x = 3,228.45 × 982.27
4. Step 4: Simplify right side
   2,152.59x = 3,171,209.58
5. Step 5: Solve for x
   x = 3,171,209.58/2,152.59
6. Step 6: Final answer
   x = 1,473.21