Finding the Third Proportional to 2,021,772 and 4,447,894

Step by Step Solution

1. Step 1: Write the proportion equation
   2,021,772 : 4,447,894 = 4,447,894 : x
2. Step 2: Convert to fraction form
   2,021,772/4,447,894 = 4,447,894/x
3. Step 3: Cross multiply
   2,021,772x = 4,447,894 × 4,447,894
4. Step 4: Simplify right side
   2,021,772x = 19,783,761,035,236
5. Step 5: Solve for x
   x = 19,783,761,035,236/2,021,772
6. Step 6: Final answer
   x = 9,785,357.12