Finding the Third Proportional to 465,212 and 670,710

Step by Step Solution

1. Step 1: Write the proportion equation
   465,212 : 670,710 = 670,710 : x
2. Step 2: Convert to fraction form
   465,212/670,710 = 670,710/x
3. Step 3: Cross multiply
   465,212x = 670,710 × 670,710
4. Step 4: Simplify right side
   465,212x = 449,851,904,100
5. Step 5: Solve for x
   x = 449,851,904,100/465,212
6. Step 6: Final answer
   x = 966,982.59