Finding the Third Proportional to 234,674 and 498,436

Step by Step Solution

1. Step 1: Write the proportion equation
   234,674 : 498,436 = 498,436 : x
2. Step 2: Convert to fraction form
   234,674/498,436 = 498,436/x
3. Step 3: Cross multiply
   234,674x = 498,436 × 498,436
4. Step 4: Simplify right side
   234,674x = 248,438,446,096
5. Step 5: Solve for x
   x = 248,438,446,096/234,674
6. Step 6: Final answer
   x = 1,058,653.48