Finding the Third Proportional to 2,405,866.50 and 5,010,777

Step by Step Solution

1. Step 1: Write the proportion equation
   2,405,866.50 : 5,010,777 = 5,010,777 : x
2. Step 2: Convert to fraction form
   2,405,866.50/5,010,777 = 5,010,777/x
3. Step 3: Cross multiply
   2,405,866.50x = 5,010,777 × 5,010,777
4. Step 4: Simplify right side
   2,405,866.50x = 25,107,886,143,729
5. Step 5: Solve for x
   x = 25,107,886,143,729/2,405,866.50
6. Step 6: Final answer
   x = 10,436,109.46