Finding the Third Proportional to 6,488,508,334.50 and 13,320,991,855.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,488,508,334.50 : 13,320,991,855.50 = 13,320,991,855.50 : x
2. Step 2: Convert to fraction form
   6,488,508,334.50/13,320,991,855.50 = 13,320,991,855.50/x
3. Step 3: Cross multiply
   6,488,508,334.50x = 13,320,991,855.50 × 13,320,991,855.50
4. Step 4: Simplify right side
   6,488,508,334.50x = 177,448,824,014,297,333,760
5. Step 5: Solve for x
   x = 177,448,824,014,297,333,760/6,488,508,334.50
6. Step 6: Final answer
   x = 27,348,169,234.95