Finding the Third Proportional to 395,384,014.06 and 823,493,722.69

Step by Step Solution

1. Step 1: Write the proportion equation
   395,384,014.06 : 823,493,722.69 = 823,493,722.69 : x
2. Step 2: Convert to fraction form
   395,384,014.06/823,493,722.69 = 823,493,722.69/x
3. Step 3: Cross multiply
   395,384,014.06x = 823,493,722.69 × 823,493,722.69
4. Step 4: Simplify right side
   395,384,014.06x = 678,141,911,305,717,120
5. Step 5: Solve for x
   x = 678,141,911,305,717,120/395,384,014.06
6. Step 6: Final answer
   x = 1,715,147,520.35