Finding the Third Proportional to 227,238 and 494,378

Step by Step Solution

1. Step 1: Write the proportion equation
   227,238 : 494,378 = 494,378 : x
2. Step 2: Convert to fraction form
   227,238/494,378 = 494,378/x
3. Step 3: Cross multiply
   227,238x = 494,378 × 494,378
4. Step 4: Simplify right side
   227,238x = 244,409,606,884
5. Step 5: Solve for x
   x = 244,409,606,884/227,238
6. Step 6: Final answer
   x = 1,075,566.62