Finding the Third Proportional to 818,016 and 1,910,520

Step by Step Solution

1. Step 1: Write the proportion equation
   818,016 : 1,910,520 = 1,910,520 : x
2. Step 2: Convert to fraction form
   818,016/1,910,520 = 1,910,520/x
3. Step 3: Cross multiply
   818,016x = 1,910,520 × 1,910,520
4. Step 4: Simplify right side
   818,016x = 3,650,086,670,400
5. Step 5: Solve for x
   x = 3,650,086,670,400/818,016
6. Step 6: Final answer
   x = 4,462,121.36