Finding the Third Proportional to 2,279,392 and 4,863,870

Step by Step Solution

1. Step 1: Write the proportion equation
   2,279,392 : 4,863,870 = 4,863,870 : x
2. Step 2: Convert to fraction form
   2,279,392/4,863,870 = 4,863,870/x
3. Step 3: Cross multiply
   2,279,392x = 4,863,870 × 4,863,870
4. Step 4: Simplify right side
   2,279,392x = 23,657,231,376,900
5. Step 5: Solve for x
   x = 23,657,231,376,900/2,279,392
6. Step 6: Final answer
   x = 10,378,746.34