Finding the Third Proportional to 4,870,484 and 7,756,734

Step by Step Solution

1. Step 1: Write the proportion equation
   4,870,484 : 7,756,734 = 7,756,734 : x
2. Step 2: Convert to fraction form
   4,870,484/7,756,734 = 7,756,734/x
3. Step 3: Cross multiply
   4,870,484x = 7,756,734 × 7,756,734
4. Step 4: Simplify right side
   4,870,484x = 60,166,922,346,756
5. Step 5: Solve for x
   x = 60,166,922,346,756/4,870,484
6. Step 6: Final answer
   x = 12,353,376.45