Finding the Third Proportional to 510,387 and 1,098,768

Step by Step Solution

1. Step 1: Write the proportion equation
   510,387 : 1,098,768 = 1,098,768 : x
2. Step 2: Convert to fraction form
   510,387/1,098,768 = 1,098,768/x
3. Step 3: Cross multiply
   510,387x = 1,098,768 × 1,098,768
4. Step 4: Simplify right side
   510,387x = 1,207,291,117,824
5. Step 5: Solve for x
   x = 1,207,291,117,824/510,387
6. Step 6: Final answer
   x = 2,365,442.53