Finding the Third Proportional to 172,469,570,628 and 375,308,894,805

Step by Step Solution

1. Step 1: Write the proportion equation
   172,469,570,628 : 375,308,894,805 = 375,308,894,805 : x
2. Step 2: Convert to fraction form
   172,469,570,628/375,308,894,805 = 375,308,894,805/x
3. Step 3: Cross multiply
   172,469,570,628x = 375,308,894,805 × 375,308,894,805
4. Step 4: Simplify right side
   172,469,570,628x = 140,856,766,519,750,554,550,272
5. Step 5: Solve for x
   x = 140,856,766,519,750,554,550,272/172,469,570,628
6. Step 6: Final answer
   x = 816,705,033,861.10