Finding the Third Proportional to 3,235,808 and 7,021,642

Step by Step Solution

1. Step 1: Write the proportion equation
   3,235,808 : 7,021,642 = 7,021,642 : x
2. Step 2: Convert to fraction form
   3,235,808/7,021,642 = 7,021,642/x
3. Step 3: Cross multiply
   3,235,808x = 7,021,642 × 7,021,642
4. Step 4: Simplify right side
   3,235,808x = 49,303,456,376,164
5. Step 5: Solve for x
   x = 49,303,456,376,164/3,235,808
6. Step 6: Final answer
   x = 15,236,829.99