Finding the Third Proportional to 542,544 and 1,178,492

Step by Step Solution

1. Step 1: Write the proportion equation
   542,544 : 1,178,492 = 1,178,492 : x
2. Step 2: Convert to fraction form
   542,544/1,178,492 = 1,178,492/x
3. Step 3: Cross multiply
   542,544x = 1,178,492 × 1,178,492
4. Step 4: Simplify right side
   542,544x = 1,388,843,394,064
5. Step 5: Solve for x
   x = 1,388,843,394,064/542,544
6. Step 6: Final answer
   x = 2,559,872.37