Finding the Third Proportional to 476,383.50 and 677,144.25

Step by Step Solution

1. Step 1: Write the proportion equation
   476,383.50 : 677,144.25 = 677,144.25 : x
2. Step 2: Convert to fraction form
   476,383.50/677,144.25 = 677,144.25/x
3. Step 3: Cross multiply
   476,383.50x = 677,144.25 × 677,144.25
4. Step 4: Simplify right side
   476,383.50x = 458,524,335,308.06
5. Step 5: Solve for x
   x = 458,524,335,308.06/476,383.50
6. Step 6: Final answer
   x = 962,510.95