Finding the Third Proportional to 518,826 and 1,117,694

Step by Step Solution

1. Step 1: Write the proportion equation
   518,826 : 1,117,694 = 1,117,694 : x
2. Step 2: Convert to fraction form
   518,826/1,117,694 = 1,117,694/x
3. Step 3: Cross multiply
   518,826x = 1,117,694 × 1,117,694
4. Step 4: Simplify right side
   518,826x = 1,249,239,877,636
5. Step 5: Solve for x
   x = 1,249,239,877,636/518,826
6. Step 6: Final answer
   x = 2,407,820.50