Finding the Third Proportional to 2,012,198 and 3,140,805

Step by Step Solution

1. Step 1: Write the proportion equation
   2,012,198 : 3,140,805 = 3,140,805 : x
2. Step 2: Convert to fraction form
   2,012,198/3,140,805 = 3,140,805/x
3. Step 3: Cross multiply
   2,012,198x = 3,140,805 × 3,140,805
4. Step 4: Simplify right side
   2,012,198x = 9,864,656,048,025
5. Step 5: Solve for x
   x = 9,864,656,048,025/2,012,198
6. Step 6: Final answer
   x = 4,902,428.11