Finding the Third Proportional to 765,228 and 1,143,843

Step by Step Solution

1. Step 1: Write the proportion equation
   765,228 : 1,143,843 = 1,143,843 : x
2. Step 2: Convert to fraction form
   765,228/1,143,843 = 1,143,843/x
3. Step 3: Cross multiply
   765,228x = 1,143,843 × 1,143,843
4. Step 4: Simplify right side
   765,228x = 1,308,376,808,649
5. Step 5: Solve for x
   x = 1,308,376,808,649/765,228
6. Step 6: Final answer
   x = 1,709,786.90