Finding the Third Proportional to 4,548,243 and 9,951,036

Step by Step Solution

1. Step 1: Write the proportion equation
   4,548,243 : 9,951,036 = 9,951,036 : x
2. Step 2: Convert to fraction form
   4,548,243/9,951,036 = 9,951,036/x
3. Step 3: Cross multiply
   4,548,243x = 9,951,036 × 9,951,036
4. Step 4: Simplify right side
   4,548,243x = 99,023,117,473,296
5. Step 5: Solve for x
   x = 99,023,117,473,296/4,548,243
6. Step 6: Final answer
   x = 21,771,729.76