Finding the Third Proportional to 703.69 and 1,456.73

Step by Step Solution

1. Step 1: Write the proportion equation
   703.69 : 1,456.73 = 1,456.73 : x
2. Step 2: Convert to fraction form
   703.69/1,456.73 = 1,456.73/x
3. Step 3: Cross multiply
   703.69x = 1,456.73 × 1,456.73
4. Step 4: Simplify right side
   703.69x = 2,122,075.04
5. Step 5: Solve for x
   x = 2,122,075.04/703.69
6. Step 6: Final answer
   x = 3,015.65