Finding the Third Proportional to 2,805,198 and 4,102,821

Step by Step Solution

1. Step 1: Write the proportion equation
   2,805,198 : 4,102,821 = 4,102,821 : x
2. Step 2: Convert to fraction form
   2,805,198/4,102,821 = 4,102,821/x
3. Step 3: Cross multiply
   2,805,198x = 4,102,821 × 4,102,821
4. Step 4: Simplify right side
   2,805,198x = 16,833,140,158,041
5. Step 5: Solve for x
   x = 16,833,140,158,041/2,805,198
6. Step 6: Final answer
   x = 6,000,695.91