Finding the Third Proportional to 271,071 and 579,510

Step by Step Solution

1. Step 1: Write the proportion equation
   271,071 : 579,510 = 579,510 : x
2. Step 2: Convert to fraction form
   271,071/579,510 = 579,510/x
3. Step 3: Cross multiply
   271,071x = 579,510 × 579,510
4. Step 4: Simplify right side
   271,071x = 335,831,840,100
5. Step 5: Solve for x
   x = 335,831,840,100/271,071
6. Step 6: Final answer
   x = 1,238,907.30