Finding the Third Proportional to 1,661,994 and 3,572,268

Step by Step Solution

1. Step 1: Write the proportion equation
   1,661,994 : 3,572,268 = 3,572,268 : x
2. Step 2: Convert to fraction form
   1,661,994/3,572,268 = 3,572,268/x
3. Step 3: Cross multiply
   1,661,994x = 3,572,268 × 3,572,268
4. Step 4: Simplify right side
   1,661,994x = 12,761,098,663,824
5. Step 5: Solve for x
   x = 12,761,098,663,824/1,661,994
6. Step 6: Final answer
   x = 7,678,185.76