Finding the Third Proportional to 505,424 and 1,099,422

Step by Step Solution

1. Step 1: Write the proportion equation
   505,424 : 1,099,422 = 1,099,422 : x
2. Step 2: Convert to fraction form
   505,424/1,099,422 = 1,099,422/x
3. Step 3: Cross multiply
   505,424x = 1,099,422 × 1,099,422
4. Step 4: Simplify right side
   505,424x = 1,208,728,734,084
5. Step 5: Solve for x
   x = 1,208,728,734,084/505,424
6. Step 6: Final answer
   x = 2,391,514.32