Finding the Third Proportional to 2,631,690 and 3,966,975

Step by Step Solution

1. Step 1: Write the proportion equation
   2,631,690 : 3,966,975 = 3,966,975 : x
2. Step 2: Convert to fraction form
   2,631,690/3,966,975 = 3,966,975/x
3. Step 3: Cross multiply
   2,631,690x = 3,966,975 × 3,966,975
4. Step 4: Simplify right side
   2,631,690x = 15,736,890,650,625
5. Step 5: Solve for x
   x = 15,736,890,650,625/2,631,690
6. Step 6: Final answer
   x = 5,979,766.10