Finding the Third Proportional to 2,161,198 and 4,702,940

Step by Step Solution

1. Step 1: Write the proportion equation
   2,161,198 : 4,702,940 = 4,702,940 : x
2. Step 2: Convert to fraction form
   2,161,198/4,702,940 = 4,702,940/x
3. Step 3: Cross multiply
   2,161,198x = 4,702,940 × 4,702,940
4. Step 4: Simplify right side
   2,161,198x = 22,117,644,643,600
5. Step 5: Solve for x
   x = 22,117,644,643,600/2,161,198
6. Step 6: Final answer
   x = 10,233,974.23