Finding the Third Proportional to 356,662,299.09 and 723,353,131.41

Step by Step Solution

1. Step 1: Write the proportion equation
   356,662,299.09 : 723,353,131.41 = 723,353,131.41 : x
2. Step 2: Convert to fraction form
   356,662,299.09/723,353,131.41 = 723,353,131.41/x
3. Step 3: Cross multiply
   356,662,299.09x = 723,353,131.41 × 723,353,131.41
4. Step 4: Simplify right side
   356,662,299.09x = 523,239,752,715,227,584
5. Step 5: Solve for x
   x = 523,239,752,715,227,584/356,662,299.09
6. Step 6: Final answer
   x = 1,467,045,308.81