Finding the Third Proportional to 497,538 and 789,092

Step by Step Solution

1. Step 1: Write the proportion equation
   497,538 : 789,092 = 789,092 : x
2. Step 2: Convert to fraction form
   497,538/789,092 = 789,092/x
3. Step 3: Cross multiply
   497,538x = 789,092 × 789,092
4. Step 4: Simplify right side
   497,538x = 622,666,184,464
5. Step 5: Solve for x
   x = 622,666,184,464/497,538
6. Step 6: Final answer
   x = 1,251,494.73