Finding the Third Proportional to 509,249 and 1,120,189

Step by Step Solution

1. Step 1: Write the proportion equation
   509,249 : 1,120,189 = 1,120,189 : x
2. Step 2: Convert to fraction form
   509,249/1,120,189 = 1,120,189/x
3. Step 3: Cross multiply
   509,249x = 1,120,189 × 1,120,189
4. Step 4: Simplify right side
   509,249x = 1,254,823,395,721
5. Step 5: Solve for x
   x = 1,254,823,395,721/509,249
6. Step 6: Final answer
   x = 2,464,066.49