Finding the Third Proportional to 579,510 and 886,494

Step by Step Solution

1. Step 1: Write the proportion equation
   579,510 : 886,494 = 886,494 : x
2. Step 2: Convert to fraction form
   579,510/886,494 = 886,494/x
3. Step 3: Cross multiply
   579,510x = 886,494 × 886,494
4. Step 4: Simplify right side
   579,510x = 785,871,612,036
5. Step 5: Solve for x
   x = 785,871,612,036/579,510
6. Step 6: Final answer
   x = 1,356,096.72