Finding the Third Proportional to 411.22 and 899.33

Step by Step Solution

1. Step 1: Write the proportion equation
   411.22 : 899.33 = 899.33 : x
2. Step 2: Convert to fraction form
   411.22/899.33 = 899.33/x
3. Step 3: Cross multiply
   411.22x = 899.33 × 899.33
4. Step 4: Simplify right side
   411.22x = 808,798.10
5. Step 5: Solve for x
   x = 808,798.10/411.22
6. Step 6: Final answer
   x = 1,966.81