Finding the Third Proportional to 2,134,874 and 4,689,616

Step by Step Solution

1. Step 1: Write the proportion equation
   2,134,874 : 4,689,616 = 4,689,616 : x
2. Step 2: Convert to fraction form
   2,134,874/4,689,616 = 4,689,616/x
3. Step 3: Cross multiply
   2,134,874x = 4,689,616 × 4,689,616
4. Step 4: Simplify right side
   2,134,874x = 21,992,498,227,456
5. Step 5: Solve for x
   x = 21,992,498,227,456/2,134,874
6. Step 6: Final answer
   x = 10,301,543.90