Finding the Third Proportional to 2,129,253,886 and 4,633,443,003

Step by Step Solution

1. Step 1: Write the proportion equation
   2,129,253,886 : 4,633,443,003 = 4,633,443,003 : x
2. Step 2: Convert to fraction form
   2,129,253,886/4,633,443,003 = 4,633,443,003/x
3. Step 3: Cross multiply
   2,129,253,886x = 4,633,443,003 × 4,633,443,003
4. Step 4: Simplify right side
   2,129,253,886x = 21,468,794,062,049,656,832
5. Step 5: Solve for x
   x = 21,468,794,062,049,656,832/2,129,253,886
6. Step 6: Final answer
   x = 10,082,777,917.28