Finding the Third Proportional to 1,586,979 and 2,380,455

Step by Step Solution

1. Step 1: Write the proportion equation
   1,586,979 : 2,380,455 = 2,380,455 : x
2. Step 2: Convert to fraction form
   1,586,979/2,380,455 = 2,380,455/x
3. Step 3: Cross multiply
   1,586,979x = 2,380,455 × 2,380,455
4. Step 4: Simplify right side
   1,586,979x = 5,666,566,007,025
5. Step 5: Solve for x
   x = 5,666,566,007,025/1,586,979
6. Step 6: Final answer
   x = 3,570,662.25