Finding the Third Proportional to 845 and 1,940.50

Step by Step Solution

1. Step 1: Write the proportion equation
   845 : 1,940.50 = 1,940.50 : x
2. Step 2: Convert to fraction form
   845/1,940.50 = 1,940.50/x
3. Step 3: Cross multiply
   845x = 1,940.50 × 1,940.50
4. Step 4: Simplify right side
   845x = 3,765,540.25
5. Step 5: Solve for x
   x = 3,765,540.25/845
6. Step 6: Final answer
   x = 4,456.26