Finding the Third Proportional to 539,871 and 1,158,294

Step by Step Solution

1. Step 1: Write the proportion equation
   539,871 : 1,158,294 = 1,158,294 : x
2. Step 2: Convert to fraction form
   539,871/1,158,294 = 1,158,294/x
3. Step 3: Cross multiply
   539,871x = 1,158,294 × 1,158,294
4. Step 4: Simplify right side
   539,871x = 1,341,644,990,436
5. Step 5: Solve for x
   x = 1,341,644,990,436/539,871
6. Step 6: Final answer
   x = 2,485,121.43