Finding the Third Proportional to 2,131,036 and 3,259,975

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131,036 : 3,259,975 = 3,259,975 : x
2. Step 2: Convert to fraction form
   2,131,036/3,259,975 = 3,259,975/x
3. Step 3: Cross multiply
   2,131,036x = 3,259,975 × 3,259,975
4. Step 4: Simplify right side
   2,131,036x = 10,627,437,000,625
5. Step 5: Solve for x
   x = 10,627,437,000,625/2,131,036
6. Step 6: Final answer
   x = 4,986,981.45