Finding the Third Proportional to 449,936 and 978,602

Step by Step Solution

1. Step 1: Write the proportion equation
   449,936 : 978,602 = 978,602 : x
2. Step 2: Convert to fraction form
   449,936/978,602 = 978,602/x
3. Step 3: Cross multiply
   449,936x = 978,602 × 978,602
4. Step 4: Simplify right side
   449,936x = 957,661,874,404
5. Step 5: Solve for x
   x = 957,661,874,404/449,936
6. Step 6: Final answer
   x = 2,128,440.21