Finding the Third Proportional to 1,997,206 and 4,274,348

Step by Step Solution

1. Step 1: Write the proportion equation
   1,997,206 : 4,274,348 = 4,274,348 : x
2. Step 2: Convert to fraction form
   1,997,206/4,274,348 = 4,274,348/x
3. Step 3: Cross multiply
   1,997,206x = 4,274,348 × 4,274,348
4. Step 4: Simplify right side
   1,997,206x = 18,270,050,825,104
5. Step 5: Solve for x
   x = 18,270,050,825,104/1,997,206
6. Step 6: Final answer
   x = 9,147,804.90