Finding the Third Proportional to 449,483,123,106 and 649,425,492,144

Step by Step Solution

1. Step 1: Write the proportion equation
   449,483,123,106 : 649,425,492,144 = 649,425,492,144 : x
2. Step 2: Convert to fraction form
   449,483,123,106/649,425,492,144 = 649,425,492,144/x
3. Step 3: Cross multiply
   449,483,123,106x = 649,425,492,144 × 649,425,492,144
4. Step 4: Simplify right side
   449,483,123,106x = 421,753,469,846,476,617,154,560
5. Step 5: Solve for x
   x = 421,753,469,846,476,617,154,560/449,483,123,106
6. Step 6: Final answer
   x = 938,307,687,577.00