Finding the Third Proportional to 2,139,671 and 3,132,693

Step by Step Solution

1. Step 1: Write the proportion equation
   2,139,671 : 3,132,693 = 3,132,693 : x
2. Step 2: Convert to fraction form
   2,139,671/3,132,693 = 3,132,693/x
3. Step 3: Cross multiply
   2,139,671x = 3,132,693 × 3,132,693
4. Step 4: Simplify right side
   2,139,671x = 9,813,765,432,249
5. Step 5: Solve for x
   x = 9,813,765,432,249/2,139,671
6. Step 6: Final answer
   x = 4,586,576.83