Finding the Third Proportional to 614,724 and 1,259,796

Step by Step Solution

1. Step 1: Write the proportion equation
   614,724 : 1,259,796 = 1,259,796 : x
2. Step 2: Convert to fraction form
   614,724/1,259,796 = 1,259,796/x
3. Step 3: Cross multiply
   614,724x = 1,259,796 × 1,259,796
4. Step 4: Simplify right side
   614,724x = 1,587,085,961,616
5. Step 5: Solve for x
   x = 1,587,085,961,616/614,724
6. Step 6: Final answer
   x = 2,581,786.24