Finding the Third Proportional to 367,812 and 494,282.25

Step by Step Solution

1. Step 1: Write the proportion equation
   367,812 : 494,282.25 = 494,282.25 : x
2. Step 2: Convert to fraction form
   367,812/494,282.25 = 494,282.25/x
3. Step 3: Cross multiply
   367,812x = 494,282.25 × 494,282.25
4. Step 4: Simplify right side
   367,812x = 244,314,942,665.06
5. Step 5: Solve for x
   x = 244,314,942,665.06/367,812
6. Step 6: Final answer
   x = 664,238.64