Finding the Third Proportional to 1,928,919 and 4,123,572

Step by Step Solution

1. Step 1: Write the proportion equation
   1,928,919 : 4,123,572 = 4,123,572 : x
2. Step 2: Convert to fraction form
   1,928,919/4,123,572 = 4,123,572/x
3. Step 3: Cross multiply
   1,928,919x = 4,123,572 × 4,123,572
4. Step 4: Simplify right side
   1,928,919x = 17,003,846,039,184
5. Step 5: Solve for x
   x = 17,003,846,039,184/1,928,919
6. Step 6: Final answer
   x = 8,815,220.36