Finding the Third Proportional to 1,511,502 and 2,259,189

Step by Step Solution

1. Step 1: Write the proportion equation
   1,511,502 : 2,259,189 = 2,259,189 : x
2. Step 2: Convert to fraction form
   1,511,502/2,259,189 = 2,259,189/x
3. Step 3: Cross multiply
   1,511,502x = 2,259,189 × 2,259,189
4. Step 4: Simplify right side
   1,511,502x = 5,103,934,937,721
5. Step 5: Solve for x
   x = 5,103,934,937,721/1,511,502
6. Step 6: Final answer
   x = 3,376,730.52