Finding the Third Proportional to 2,291,379 and 4,976,863

Step by Step Solution

1. Step 1: Write the proportion equation
   2,291,379 : 4,976,863 = 4,976,863 : x
2. Step 2: Convert to fraction form
   2,291,379/4,976,863 = 4,976,863/x
3. Step 3: Cross multiply
   2,291,379x = 4,976,863 × 4,976,863
4. Step 4: Simplify right side
   2,291,379x = 24,769,165,320,769
5. Step 5: Solve for x
   x = 24,769,165,320,769/2,291,379
6. Step 6: Final answer
   x = 10,809,719.96