Finding the Third Proportional to 713,634 and 978,552

Step by Step Solution

1. Step 1: Write the proportion equation
   713,634 : 978,552 = 978,552 : x
2. Step 2: Convert to fraction form
   713,634/978,552 = 978,552/x
3. Step 3: Cross multiply
   713,634x = 978,552 × 978,552
4. Step 4: Simplify right side
   713,634x = 957,564,016,704
5. Step 5: Solve for x
   x = 957,564,016,704/713,634
6. Step 6: Final answer
   x = 1,341,813.89