Finding the Third Proportional to 2,105,085 and 4,546,908

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,085 : 4,546,908 = 4,546,908 : x
2. Step 2: Convert to fraction form
   2,105,085/4,546,908 = 4,546,908/x
3. Step 3: Cross multiply
   2,105,085x = 4,546,908 × 4,546,908
4. Step 4: Simplify right side
   2,105,085x = 20,674,372,360,464
5. Step 5: Solve for x
   x = 20,674,372,360,464/2,105,085
6. Step 6: Final answer
   x = 9,821,157.99