Finding the Third Proportional to 1,008,942 and 2,170,956

Step by Step Solution

1. Step 1: Write the proportion equation
   1,008,942 : 2,170,956 = 2,170,956 : x
2. Step 2: Convert to fraction form
   1,008,942/2,170,956 = 2,170,956/x
3. Step 3: Cross multiply
   1,008,942x = 2,170,956 × 2,170,956
4. Step 4: Simplify right side
   1,008,942x = 4,713,049,953,936
5. Step 5: Solve for x
   x = 4,713,049,953,936/1,008,942
6. Step 6: Final answer
   x = 4,671,279.37