Finding the Third Proportional to 2,001,372,219,129 and 2,818,373,105,870

Step by Step Solution

1. Step 1: Write the proportion equation
   2,001,372,219,129 : 2,818,373,105,870 = 2,818,373,105,870 : x
2. Step 2: Convert to fraction form
   2,001,372,219,129/2,818,373,105,870 = 2,818,373,105,870/x
3. Step 3: Cross multiply
   2,001,372,219,129x = 2,818,373,105,870 × 2,818,373,105,870
4. Step 4: Simplify right side
   2,001,372,219,129x = 7,943,226,963,891,310,615,855,104
5. Step 5: Solve for x
   x = 7,943,226,963,891,310,615,855,104/2,001,372,219,129
6. Step 6: Final answer
   x = 3,968,890,388,289.80