Finding the Third Proportional to 274,132 and 584,456

Step by Step Solution

1. Step 1: Write the proportion equation
   274,132 : 584,456 = 584,456 : x
2. Step 2: Convert to fraction form
   274,132/584,456 = 584,456/x
3. Step 3: Cross multiply
   274,132x = 584,456 × 584,456
4. Step 4: Simplify right side
   274,132x = 341,588,815,936
5. Step 5: Solve for x
   x = 341,588,815,936/274,132
6. Step 6: Final answer
   x = 1,246,074.21