Finding the Third Proportional to 1,781,019 and 4,199,977

Step by Step Solution

1. Step 1: Write the proportion equation
   1,781,019 : 4,199,977 = 4,199,977 : x
2. Step 2: Convert to fraction form
   1,781,019/4,199,977 = 4,199,977/x
3. Step 3: Cross multiply
   1,781,019x = 4,199,977 × 4,199,977
4. Step 4: Simplify right side
   1,781,019x = 17,639,806,800,529
5. Step 5: Solve for x
   x = 17,639,806,800,529/1,781,019
6. Step 6: Final answer
   x = 9,904,333.87