Finding the Third Proportional to 230,656 and 496,880

Step by Step Solution

1. Step 1: Write the proportion equation
   230,656 : 496,880 = 496,880 : x
2. Step 2: Convert to fraction form
   230,656/496,880 = 496,880/x
3. Step 3: Cross multiply
   230,656x = 496,880 × 496,880
4. Step 4: Simplify right side
   230,656x = 246,889,734,400
5. Step 5: Solve for x
   x = 246,889,734,400/230,656
6. Step 6: Final answer
   x = 1,070,380.72