Finding the Third Proportional to 394,032 and 624,035.25

Step by Step Solution

1. Step 1: Write the proportion equation
   394,032 : 624,035.25 = 624,035.25 : x
2. Step 2: Convert to fraction form
   394,032/624,035.25 = 624,035.25/x
3. Step 3: Cross multiply
   394,032x = 624,035.25 × 624,035.25
4. Step 4: Simplify right side
   394,032x = 389,419,993,242.56
5. Step 5: Solve for x
   x = 389,419,993,242.56/394,032
6. Step 6: Final answer
   x = 988,295.35