Finding the Third Proportional to 584,727 and 1,259,688

Step by Step Solution

1. Step 1: Write the proportion equation
   584,727 : 1,259,688 = 1,259,688 : x
2. Step 2: Convert to fraction form
   584,727/1,259,688 = 1,259,688/x
3. Step 3: Cross multiply
   584,727x = 1,259,688 × 1,259,688
4. Step 4: Simplify right side
   584,727x = 1,586,813,857,344
5. Step 5: Solve for x
   x = 1,586,813,857,344/584,727
6. Step 6: Final answer
   x = 2,713,768.75