Finding the Third Proportional to 2,161,636 and 4,703,804

Step by Step Solution

1. Step 1: Write the proportion equation
   2,161,636 : 4,703,804 = 4,703,804 : x
2. Step 2: Convert to fraction form
   2,161,636/4,703,804 = 4,703,804/x
3. Step 3: Cross multiply
   2,161,636x = 4,703,804 × 4,703,804
4. Step 4: Simplify right side
   2,161,636x = 22,125,772,070,416
5. Step 5: Solve for x
   x = 22,125,772,070,416/2,161,636
6. Step 6: Final answer
   x = 10,235,660.43