Finding the Third Proportional to 582,486 and 1,245,956

Step by Step Solution

1. Step 1: Write the proportion equation
   582,486 : 1,245,956 = 1,245,956 : x
2. Step 2: Convert to fraction form
   582,486/1,245,956 = 1,245,956/x
3. Step 3: Cross multiply
   582,486x = 1,245,956 × 1,245,956
4. Step 4: Simplify right side
   582,486x = 1,552,406,353,936
5. Step 5: Solve for x
   x = 1,552,406,353,936/582,486
6. Step 6: Final answer
   x = 2,665,139.34