Finding the Third Proportional to 2,086,526 and 4,397,218

Step by Step Solution

1. Step 1: Write the proportion equation
   2,086,526 : 4,397,218 = 4,397,218 : x
2. Step 2: Convert to fraction form
   2,086,526/4,397,218 = 4,397,218/x
3. Step 3: Cross multiply
   2,086,526x = 4,397,218 × 4,397,218
4. Step 4: Simplify right side
   2,086,526x = 19,335,526,139,524
5. Step 5: Solve for x
   x = 19,335,526,139,524/2,086,526
6. Step 6: Final answer
   x = 9,266,851.28