Finding the Third Proportional to 455,004 and 978,696

Step by Step Solution

1. Step 1: Write the proportion equation
   455,004 : 978,696 = 978,696 : x
2. Step 2: Convert to fraction form
   455,004/978,696 = 978,696/x
3. Step 3: Cross multiply
   455,004x = 978,696 × 978,696
4. Step 4: Simplify right side
   455,004x = 957,845,860,416
5. Step 5: Solve for x
   x = 957,845,860,416/455,004
6. Step 6: Final answer
   x = 2,105,137.23