Finding the Third Proportional to 1,081.97 and 2,353.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,081.97 : 2,353.78 = 2,353.78 : x
2. Step 2: Convert to fraction form
   1,081.97/2,353.78 = 2,353.78/x
3. Step 3: Cross multiply
   1,081.97x = 2,353.78 × 2,353.78
4. Step 4: Simplify right side
   1,081.97x = 5,540,286.17
5. Step 5: Solve for x
   x = 5,540,286.17/1,081.97
6. Step 6: Final answer
   x = 5,120.56