Finding the Third Proportional to 515,944 and 743,150

Step by Step Solution

1. Step 1: Write the proportion equation
   515,944 : 743,150 = 743,150 : x
2. Step 2: Convert to fraction form
   515,944/743,150 = 743,150/x
3. Step 3: Cross multiply
   515,944x = 743,150 × 743,150
4. Step 4: Simplify right side
   515,944x = 552,271,922,500
5. Step 5: Solve for x
   x = 552,271,922,500/515,944
6. Step 6: Final answer
   x = 1,070,410.59