Finding the Third Proportional to 823,511,488.50 and 1,810,254,825

Step by Step Solution

1. Step 1: Write the proportion equation
   823,511,488.50 : 1,810,254,825 = 1,810,254,825 : x
2. Step 2: Convert to fraction form
   823,511,488.50/1,810,254,825 = 1,810,254,825/x
3. Step 3: Cross multiply
   823,511,488.50x = 1,810,254,825 × 1,810,254,825
4. Step 4: Simplify right side
   823,511,488.50x = 3,277,022,531,435,780,608
5. Step 5: Solve for x
   x = 3,277,022,531,435,780,608/823,511,488.50
6. Step 6: Final answer
   x = 3,979,328,251.27