Finding the Third Proportional to 585,192 and 1,277,616

Step by Step Solution

1. Step 1: Write the proportion equation
   585,192 : 1,277,616 = 1,277,616 : x
2. Step 2: Convert to fraction form
   585,192/1,277,616 = 1,277,616/x
3. Step 3: Cross multiply
   585,192x = 1,277,616 × 1,277,616
4. Step 4: Simplify right side
   585,192x = 1,632,302,643,456
5. Step 5: Solve for x
   x = 1,632,302,643,456/585,192
6. Step 6: Final answer
   x = 2,789,345.45