Finding the Third Proportional to 4,544,693 and 9,719,242

Step by Step Solution

1. Step 1: Write the proportion equation
   4,544,693 : 9,719,242 = 9,719,242 : x
2. Step 2: Convert to fraction form
   4,544,693/9,719,242 = 9,719,242/x
3. Step 3: Cross multiply
   4,544,693x = 9,719,242 × 9,719,242
4. Step 4: Simplify right side
   4,544,693x = 94,463,665,054,564
5. Step 5: Solve for x
   x = 94,463,665,054,564/4,544,693
6. Step 6: Final answer
   x = 20,785,488.71