Finding the Third Proportional to 5,199,109 and 8,082,199

Step by Step Solution

1. Step 1: Write the proportion equation
   5,199,109 : 8,082,199 = 8,082,199 : x
2. Step 2: Convert to fraction form
   5,199,109/8,082,199 = 8,082,199/x
3. Step 3: Cross multiply
   5,199,109x = 8,082,199 × 8,082,199
4. Step 4: Simplify right side
   5,199,109x = 65,321,940,675,601
5. Step 5: Solve for x
   x = 65,321,940,675,601/5,199,109
6. Step 6: Final answer
   x = 12,564,064.47