Finding the Third Proportional to 507,398 and 1,179,906

Step by Step Solution

1. Step 1: Write the proportion equation
   507,398 : 1,179,906 = 1,179,906 : x
2. Step 2: Convert to fraction form
   507,398/1,179,906 = 1,179,906/x
3. Step 3: Cross multiply
   507,398x = 1,179,906 × 1,179,906
4. Step 4: Simplify right side
   507,398x = 1,392,178,168,836
5. Step 5: Solve for x
   x = 1,392,178,168,836/507,398
6. Step 6: Final answer
   x = 2,743,759.67