Finding the Third Proportional to 1,309,664 and 2,820,848

Step by Step Solution

1. Step 1: Write the proportion equation
   1,309,664 : 2,820,848 = 2,820,848 : x
2. Step 2: Convert to fraction form
   1,309,664/2,820,848 = 2,820,848/x
3. Step 3: Cross multiply
   1,309,664x = 2,820,848 × 2,820,848
4. Step 4: Simplify right side
   1,309,664x = 7,957,183,439,104
5. Step 5: Solve for x
   x = 7,957,183,439,104/1,309,664
6. Step 6: Final answer
   x = 6,075,744.19