Finding the Third Proportional to 1,840,722 and 3,943,740

Step by Step Solution

1. Step 1: Write the proportion equation
   1,840,722 : 3,943,740 = 3,943,740 : x
2. Step 2: Convert to fraction form
   1,840,722/3,943,740 = 3,943,740/x
3. Step 3: Cross multiply
   1,840,722x = 3,943,740 × 3,943,740
4. Step 4: Simplify right side
   1,840,722x = 15,553,085,187,600
5. Step 5: Solve for x
   x = 15,553,085,187,600/1,840,722
6. Step 6: Final answer
   x = 8,449,448.20