Finding the Third Proportional to 582,648 and 1,271,211

Step by Step Solution

1. Step 1: Write the proportion equation
   582,648 : 1,271,211 = 1,271,211 : x
2. Step 2: Convert to fraction form
   582,648/1,271,211 = 1,271,211/x
3. Step 3: Cross multiply
   582,648x = 1,271,211 × 1,271,211
4. Step 4: Simplify right side
   582,648x = 1,615,977,406,521
5. Step 5: Solve for x
   x = 1,615,977,406,521/582,648
6. Step 6: Final answer
   x = 2,773,505.46