Finding the Third Proportional to 451.83 and 980.54

Step by Step Solution

1. Step 1: Write the proportion equation
   451.83 : 980.54 = 980.54 : x
2. Step 2: Convert to fraction form
   451.83/980.54 = 980.54/x
3. Step 3: Cross multiply
   451.83x = 980.54 × 980.54
4. Step 4: Simplify right side
   451.83x = 961,464.51
5. Step 5: Solve for x
   x = 961,464.51/451.83
6. Step 6: Final answer
   x = 2,127.94