Finding the Third Proportional to 188,771,822,136 and 404,469,340,272

Step by Step Solution

1. Step 1: Write the proportion equation
   188,771,822,136 : 404,469,340,272 = 404,469,340,272 : x
2. Step 2: Convert to fraction form
   188,771,822,136/404,469,340,272 = 404,469,340,272/x
3. Step 3: Cross multiply
   188,771,822,136x = 404,469,340,272 × 404,469,340,272
4. Step 4: Simplify right side
   188,771,822,136x = 163,595,447,220,066,911,780,864
5. Step 5: Solve for x
   x = 163,595,447,220,066,911,780,864/188,771,822,136
6. Step 6: Final answer
   x = 866,630,651,592.72