Finding the Third Proportional to 505,442 and 1,099,456

Step by Step Solution

1. Step 1: Write the proportion equation
   505,442 : 1,099,456 = 1,099,456 : x
2. Step 2: Convert to fraction form
   505,442/1,099,456 = 1,099,456/x
3. Step 3: Cross multiply
   505,442x = 1,099,456 × 1,099,456
4. Step 4: Simplify right side
   505,442x = 1,208,803,495,936
5. Step 5: Solve for x
   x = 1,208,803,495,936/505,442
6. Step 6: Final answer
   x = 2,391,577.07