Finding the Third Proportional to 1,508,338 and 2,109,870

Step by Step Solution

1. Step 1: Write the proportion equation
   1,508,338 : 2,109,870 = 2,109,870 : x
2. Step 2: Convert to fraction form
   1,508,338/2,109,870 = 2,109,870/x
3. Step 3: Cross multiply
   1,508,338x = 2,109,870 × 2,109,870
4. Step 4: Simplify right side
   1,508,338x = 4,451,551,416,900
5. Step 5: Solve for x
   x = 4,451,551,416,900/1,508,338
6. Step 6: Final answer
   x = 2,951,295.68