Finding the Third Proportional to 507,414 and 1,115,268

Step by Step Solution

1. Step 1: Write the proportion equation
   507,414 : 1,115,268 = 1,115,268 : x
2. Step 2: Convert to fraction form
   507,414/1,115,268 = 1,115,268/x
3. Step 3: Cross multiply
   507,414x = 1,115,268 × 1,115,268
4. Step 4: Simplify right side
   507,414x = 1,243,822,711,824
5. Step 5: Solve for x
   x = 1,243,822,711,824/507,414
6. Step 6: Final answer
   x = 2,451,297.58