Finding the Third Proportional to 1,828,811 and 4,019,620

Step by Step Solution

1. Step 1: Write the proportion equation
   1,828,811 : 4,019,620 = 4,019,620 : x
2. Step 2: Convert to fraction form
   1,828,811/4,019,620 = 4,019,620/x
3. Step 3: Cross multiply
   1,828,811x = 4,019,620 × 4,019,620
4. Step 4: Simplify right side
   1,828,811x = 16,157,344,944,400
5. Step 5: Solve for x
   x = 16,157,344,944,400/1,828,811
6. Step 6: Final answer
   x = 8,834,890.51