Finding the Third Proportional to 4,870,464 and 7,756,704

Step by Step Solution

1. Step 1: Write the proportion equation
   4,870,464 : 7,756,704 = 7,756,704 : x
2. Step 2: Convert to fraction form
   4,870,464/7,756,704 = 7,756,704/x
3. Step 3: Cross multiply
   4,870,464x = 7,756,704 × 7,756,704
4. Step 4: Simplify right side
   4,870,464x = 60,166,456,943,616
5. Step 5: Solve for x
   x = 60,166,456,943,616/4,870,464
6. Step 6: Final answer
   x = 12,353,331.62