Finding the Third Proportional to 1,171,986 and 2,487,858

Step by Step Solution

1. Step 1: Write the proportion equation
   1,171,986 : 2,487,858 = 2,487,858 : x
2. Step 2: Convert to fraction form
   1,171,986/2,487,858 = 2,487,858/x
3. Step 3: Cross multiply
   1,171,986x = 2,487,858 × 2,487,858
4. Step 4: Simplify right side
   1,171,986x = 6,189,437,428,164
5. Step 5: Solve for x
   x = 6,189,437,428,164/1,171,986
6. Step 6: Final answer
   x = 5,281,153.04