Finding the Third Proportional to 2,091,917,161 and 3,198,716,328

Step by Step Solution

1. Step 1: Write the proportion equation
   2,091,917,161 : 3,198,716,328 = 3,198,716,328 : x
2. Step 2: Convert to fraction form
   2,091,917,161/3,198,716,328 = 3,198,716,328/x
3. Step 3: Cross multiply
   2,091,917,161x = 3,198,716,328 × 3,198,716,328
4. Step 4: Simplify right side
   2,091,917,161x = 10,231,786,147,013,804,032
5. Step 5: Solve for x
   x = 10,231,786,147,013,804,032/2,091,917,161
6. Step 6: Final answer
   x = 4,891,104,838.07