Finding the Third Proportional to 2,406,783 and 5,285,886

Step by Step Solution

1. Step 1: Write the proportion equation
   2,406,783 : 5,285,886 = 5,285,886 : x
2. Step 2: Convert to fraction form
   2,406,783/5,285,886 = 5,285,886/x
3. Step 3: Cross multiply
   2,406,783x = 5,285,886 × 5,285,886
4. Step 4: Simplify right side
   2,406,783x = 27,940,590,804,996
5. Step 5: Solve for x
   x = 27,940,590,804,996/2,406,783
6. Step 6: Final answer
   x = 11,609,102.61