Finding the Third Proportional to 818,468 and 1,788,744

Step by Step Solution

1. Step 1: Write the proportion equation
   818,468 : 1,788,744 = 1,788,744 : x
2. Step 2: Convert to fraction form
   818,468/1,788,744 = 1,788,744/x
3. Step 3: Cross multiply
   818,468x = 1,788,744 × 1,788,744
4. Step 4: Simplify right side
   818,468x = 3,199,605,097,536
5. Step 5: Solve for x
   x = 3,199,605,097,536/818,468
6. Step 6: Final answer
   x = 3,909,261.08