Finding the Third Proportional to 172,469,564,420 and 375,308,882,460

Step by Step Solution

1. Step 1: Write the proportion equation
   172,469,564,420 : 375,308,882,460 = 375,308,882,460 : x
2. Step 2: Convert to fraction form
   172,469,564,420/375,308,882,460 = 375,308,882,460/x
3. Step 3: Cross multiply
   172,469,564,420x = 375,308,882,460 × 375,308,882,460
4. Step 4: Simplify right side
   172,469,564,420x = 140,856,757,253,374,098,800,640
5. Step 5: Solve for x
   x = 140,856,757,253,374,098,800,640/172,469,564,420
6. Step 6: Final answer
   x = 816,705,009,530.60