Finding the Third Proportional to 1,263,554 and 2,982,821

Step by Step Solution

1. Step 1: Write the proportion equation
   1,263,554 : 2,982,821 = 2,982,821 : x
2. Step 2: Convert to fraction form
   1,263,554/2,982,821 = 2,982,821/x
3. Step 3: Cross multiply
   1,263,554x = 2,982,821 × 2,982,821
4. Step 4: Simplify right side
   1,263,554x = 8,897,221,118,041
5. Step 5: Solve for x
   x = 8,897,221,118,041/1,263,554
6. Step 6: Final answer
   x = 7,041,425.31