Finding the Fourth Proportional to 2,181.93, 3,268.59 and 1,082.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,181.93 : 3,268.59 = 1,082.94 : x
2. Step 2: Convert to fraction form
   2,181.93/3,268.59 = 1,082.94/x
3. Step 3: Cross multiply
   2,181.93x = 3,268.59 × 1,082.94
4. Step 4: Simplify right side
   2,181.93x = 3,539,686.85
5. Step 5: Solve for x
   x = 3,539,686.85/2,181.93
6. Step 6: Final answer
   x = 1,622.27