Finding the Third Proportional to 584,512 and 1,259,328

Step by Step Solution

1. Step 1: Write the proportion equation
   584,512 : 1,259,328 = 1,259,328 : x
2. Step 2: Convert to fraction form
   584,512/1,259,328 = 1,259,328/x
3. Step 3: Cross multiply
   584,512x = 1,259,328 × 1,259,328
4. Step 4: Simplify right side
   584,512x = 1,585,907,011,584
5. Step 5: Solve for x
   x = 1,585,907,011,584/584,512
6. Step 6: Final answer
   x = 2,713,215.49