Finding the Third Proportional to 654,913 and 978,325

Step by Step Solution

1. Step 1: Write the proportion equation
   654,913 : 978,325 = 978,325 : x
2. Step 2: Convert to fraction form
   654,913/978,325 = 978,325/x
3. Step 3: Cross multiply
   654,913x = 978,325 × 978,325
4. Step 4: Simplify right side
   654,913x = 957,119,805,625
5. Step 5: Solve for x
   x = 957,119,805,625/654,913
6. Step 6: Final answer
   x = 1,461,445.73