Finding the Third Proportional to 713,662 and 978,594

Step by Step Solution

1. Step 1: Write the proportion equation
   713,662 : 978,594 = 978,594 : x
2. Step 2: Convert to fraction form
   713,662/978,594 = 978,594/x
3. Step 3: Cross multiply
   713,662x = 978,594 × 978,594
4. Step 4: Simplify right side
   713,662x = 957,646,216,836
5. Step 5: Solve for x
   x = 957,646,216,836/713,662
6. Step 6: Final answer
   x = 1,341,876.43