Finding the Third Proportional to 490,590 and 1,086,102

Step by Step Solution

1. Step 1: Write the proportion equation
   490,590 : 1,086,102 = 1,086,102 : x
2. Step 2: Convert to fraction form
   490,590/1,086,102 = 1,086,102/x
3. Step 3: Cross multiply
   490,590x = 1,086,102 × 1,086,102
4. Step 4: Simplify right side
   490,590x = 1,179,617,554,404
5. Step 5: Solve for x
   x = 1,179,617,554,404/490,590
6. Step 6: Final answer
   x = 2,404,487.56