Finding the Fourth Proportional to 2,181.52, 3,273.09 and 1,773.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,181.52 : 3,273.09 = 1,773.28 : x
2. Step 2: Convert to fraction form
   2,181.52/3,273.09 = 1,773.28/x
3. Step 3: Cross multiply
   2,181.52x = 3,273.09 × 1,773.28
4. Step 4: Simplify right side
   2,181.52x = 5,804,105.04
5. Step 5: Solve for x
   x = 5,804,105.04/2,181.52
6. Step 6: Final answer
   x = 2,660.58