Finding the Third Proportional to 6,261,104,793 and 13,647,210,648

Step by Step Solution

1. Step 1: Write the proportion equation
   6,261,104,793 : 13,647,210,648 = 13,647,210,648 : x
2. Step 2: Convert to fraction form
   6,261,104,793/13,647,210,648 = 13,647,210,648/x
3. Step 3: Cross multiply
   6,261,104,793x = 13,647,210,648 × 13,647,210,648
4. Step 4: Simplify right side
   6,261,104,793x = 186,246,358,470,884,589,568
5. Step 5: Solve for x
   x = 186,246,358,470,884,589,568/6,261,104,793
6. Step 6: Final answer
   x = 29,746,564,644.49