Finding the Third Proportional to 2,405,118 and 5,009,253

Step by Step Solution

1. Step 1: Write the proportion equation
   2,405,118 : 5,009,253 = 5,009,253 : x
2. Step 2: Convert to fraction form
   2,405,118/5,009,253 = 5,009,253/x
3. Step 3: Cross multiply
   2,405,118x = 5,009,253 × 5,009,253
4. Step 4: Simplify right side
   2,405,118x = 25,092,615,618,009
5. Step 5: Solve for x
   x = 25,092,615,618,009/2,405,118
6. Step 6: Final answer
   x = 10,433,008.12