Finding the Third Proportional to 1,778,590 and 2,662,994

Step by Step Solution

1. Step 1: Write the proportion equation
   1,778,590 : 2,662,994 = 2,662,994 : x
2. Step 2: Convert to fraction form
   1,778,590/2,662,994 = 2,662,994/x
3. Step 3: Cross multiply
   1,778,590x = 2,662,994 × 2,662,994
4. Step 4: Simplify right side
   1,778,590x = 7,091,537,044,036
5. Step 5: Solve for x
   x = 7,091,537,044,036/1,778,590
6. Step 6: Final answer
   x = 3,987,167.95