Finding the Third Proportional to 2,081,830 and 3,105,478

Step by Step Solution

1. Step 1: Write the proportion equation
   2,081,830 : 3,105,478 = 3,105,478 : x
2. Step 2: Convert to fraction form
   2,081,830/3,105,478 = 3,105,478/x
3. Step 3: Cross multiply
   2,081,830x = 3,105,478 × 3,105,478
4. Step 4: Simplify right side
   2,081,830x = 9,643,993,608,484
5. Step 5: Solve for x
   x = 9,643,993,608,484/2,081,830
6. Step 6: Final answer
   x = 4,632,459.72