Finding the Third Proportional to 1,280,326 and 2,759,144

Step by Step Solution

1. Step 1: Write the proportion equation
   1,280,326 : 2,759,144 = 2,759,144 : x
2. Step 2: Convert to fraction form
   1,280,326/2,759,144 = 2,759,144/x
3. Step 3: Cross multiply
   1,280,326x = 2,759,144 × 2,759,144
4. Step 4: Simplify right side
   1,280,326x = 7,612,875,612,736
5. Step 5: Solve for x
   x = 7,612,875,612,736/1,280,326
6. Step 6: Final answer
   x = 5,946,044.69