Finding the Third Proportional to 229,522 and 494,278

Step by Step Solution

1. Step 1: Write the proportion equation
   229,522 : 494,278 = 494,278 : x
2. Step 2: Convert to fraction form
   229,522/494,278 = 494,278/x
3. Step 3: Cross multiply
   229,522x = 494,278 × 494,278
4. Step 4: Simplify right side
   229,522x = 244,310,741,284
5. Step 5: Solve for x
   x = 244,310,741,284/229,522
6. Step 6: Final answer
   x = 1,064,432.78