Finding the Third Proportional to 3,586,863 and 7,759,842

Step by Step Solution

1. Step 1: Write the proportion equation
   3,586,863 : 7,759,842 = 7,759,842 : x
2. Step 2: Convert to fraction form
   3,586,863/7,759,842 = 7,759,842/x
3. Step 3: Cross multiply
   3,586,863x = 7,759,842 × 7,759,842
4. Step 4: Simplify right side
   3,586,863x = 60,215,147,864,964
5. Step 5: Solve for x
   x = 60,215,147,864,964/3,586,863
6. Step 6: Final answer
   x = 16,787,691.05