Finding the Third Proportional to 12,311,587,606.50 and 24,965,759,605.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,311,587,606.50 : 24,965,759,605.50 = 24,965,759,605.50 : x
2. Step 2: Convert to fraction form
   12,311,587,606.50/24,965,759,605.50 = 24,965,759,605.50/x
3. Step 3: Cross multiply
   12,311,587,606.50x = 24,965,759,605.50 × 24,965,759,605.50
4. Step 4: Simplify right side
   12,311,587,606.50x = 623,289,152,679,615,528,960
5. Step 5: Solve for x
   x = 623,289,152,679,615,528,960/12,311,587,606.50
6. Step 6: Final answer
   x = 50,626,220,809.29