Finding the Fourth Proportional to 2,182.67, 3,274.41 and 885.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,182.67 : 3,274.41 = 885.05 : x
2. Step 2: Convert to fraction form
   2,182.67/3,274.41 = 885.05/x
3. Step 3: Cross multiply
   2,182.67x = 3,274.41 × 885.05
4. Step 4: Simplify right side
   2,182.67x = 2,898,016.57
5. Step 5: Solve for x
   x = 2,898,016.57/2,182.67
6. Step 6: Final answer
   x = 1,327.74