Finding the Third Proportional to 1,308,304 and 1,919,399

Step by Step Solution

1. Step 1: Write the proportion equation
   1,308,304 : 1,919,399 = 1,919,399 : x
2. Step 2: Convert to fraction form
   1,308,304/1,919,399 = 1,919,399/x
3. Step 3: Cross multiply
   1,308,304x = 1,919,399 × 1,919,399
4. Step 4: Simplify right side
   1,308,304x = 3,684,092,521,201
5. Step 5: Solve for x
   x = 3,684,092,521,201/1,308,304
6. Step 6: Final answer
   x = 2,815,930.03