Finding the Third Proportional to 2,874,644 and 4,790,686

Step by Step Solution

1. Step 1: Write the proportion equation
   2,874,644 : 4,790,686 = 4,790,686 : x
2. Step 2: Convert to fraction form
   2,874,644/4,790,686 = 4,790,686/x
3. Step 3: Cross multiply
   2,874,644x = 4,790,686 × 4,790,686
4. Step 4: Simplify right side
   2,874,644x = 22,950,672,350,596
5. Step 5: Solve for x
   x = 22,950,672,350,596/2,874,644
6. Step 6: Final answer
   x = 7,983,831.16