Finding the Third Proportional to 517,869 and 1,107,696

Step by Step Solution

1. Step 1: Write the proportion equation
   517,869 : 1,107,696 = 1,107,696 : x
2. Step 2: Convert to fraction form
   517,869/1,107,696 = 1,107,696/x
3. Step 3: Cross multiply
   517,869x = 1,107,696 × 1,107,696
4. Step 4: Simplify right side
   517,869x = 1,226,990,428,416
5. Step 5: Solve for x
   x = 1,226,990,428,416/517,869
6. Step 6: Final answer
   x = 2,369,306.58