Finding the Third Proportional to 4,147,026 and 9,091,218

Step by Step Solution

1. Step 1: Write the proportion equation
   4,147,026 : 9,091,218 = 9,091,218 : x
2. Step 2: Convert to fraction form
   4,147,026/9,091,218 = 9,091,218/x
3. Step 3: Cross multiply
   4,147,026x = 9,091,218 × 9,091,218
4. Step 4: Simplify right side
   4,147,026x = 82,650,244,723,524
5. Step 5: Solve for x
   x = 82,650,244,723,524/4,147,026
6. Step 6: Final answer
   x = 19,930,003.99