Finding the Third Proportional to 352,631,443.50 and 823,452,115.50

Step by Step Solution

1. Step 1: Write the proportion equation
   352,631,443.50 : 823,452,115.50 = 823,452,115.50 : x
2. Step 2: Convert to fraction form
   352,631,443.50/823,452,115.50 = 823,452,115.50/x
3. Step 3: Cross multiply
   352,631,443.50x = 823,452,115.50 × 823,452,115.50
4. Step 4: Simplify right side
   352,631,443.50x = 678,073,386,521,425,280
5. Step 5: Solve for x
   x = 678,073,386,521,425,280/352,631,443.50
6. Step 6: Final answer
   x = 1,922,895,416.79