Finding the Third Proportional to 582,464 and 1,279,132

Step by Step Solution

1. Step 1: Write the proportion equation
   582,464 : 1,279,132 = 1,279,132 : x
2. Step 2: Convert to fraction form
   582,464/1,279,132 = 1,279,132/x
3. Step 3: Cross multiply
   582,464x = 1,279,132 × 1,279,132
4. Step 4: Simplify right side
   582,464x = 1,636,178,673,424
5. Step 5: Solve for x
   x = 1,636,178,673,424/582,464
6. Step 6: Final answer
   x = 2,809,064.03