Finding the Third Proportional to 789,579 and 1,179,105

Step by Step Solution

1. Step 1: Write the proportion equation
   789,579 : 1,179,105 = 1,179,105 : x
2. Step 2: Convert to fraction form
   789,579/1,179,105 = 1,179,105/x
3. Step 3: Cross multiply
   789,579x = 1,179,105 × 1,179,105
4. Step 4: Simplify right side
   789,579x = 1,390,288,601,025
5. Step 5: Solve for x
   x = 1,390,288,601,025/789,579
6. Step 6: Final answer
   x = 1,760,797.34