Finding the Third Proportional to 2,923,994 and 4,385,991

Step by Step Solution

1. Step 1: Write the proportion equation
   2,923,994 : 4,385,991 = 4,385,991 : x
2. Step 2: Convert to fraction form
   2,923,994/4,385,991 = 4,385,991/x
3. Step 3: Cross multiply
   2,923,994x = 4,385,991 × 4,385,991
4. Step 4: Simplify right side
   2,923,994x = 19,236,917,052,081
5. Step 5: Solve for x
   x = 19,236,917,052,081/2,923,994
6. Step 6: Final answer
   x = 6,578,986.50