Finding the Third Proportional to 654,883 and 978,283

Step by Step Solution

1. Step 1: Write the proportion equation
   654,883 : 978,283 = 978,283 : x
2. Step 2: Convert to fraction form
   654,883/978,283 = 978,283/x
3. Step 3: Cross multiply
   654,883x = 978,283 × 978,283
4. Step 4: Simplify right side
   654,883x = 957,037,628,089
5. Step 5: Solve for x
   x = 957,037,628,089/654,883
6. Step 6: Final answer
   x = 1,461,387.19