Finding the Fourth Proportional to 2,181.29, 3,010.46 and 1,297.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,181.29 : 3,010.46 = 1,297.58 : x
2. Step 2: Convert to fraction form
   2,181.29/3,010.46 = 1,297.58/x
3. Step 3: Cross multiply
   2,181.29x = 3,010.46 × 1,297.58
4. Step 4: Simplify right side
   2,181.29x = 3,906,291.15
5. Step 5: Solve for x
   x = 3,906,291.15/2,181.29
6. Step 6: Final answer
   x = 1,790.82