Finding the Third Proportional to 425.25 and 880.31

Step by Step Solution

1. Step 1: Write the proportion equation
   425.25 : 880.31 = 880.31 : x
2. Step 2: Convert to fraction form
   425.25/880.31 = 880.31/x
3. Step 3: Cross multiply
   425.25x = 880.31 × 880.31
4. Step 4: Simplify right side
   425.25x = 774,950.10
5. Step 5: Solve for x
   x = 774,950.10/425.25
6. Step 6: Final answer
   x = 1,822.34