Finding the Third Proportional to 543,914 and 1,178,225

Step by Step Solution

1. Step 1: Write the proportion equation
   543,914 : 1,178,225 = 1,178,225 : x
2. Step 2: Convert to fraction form
   543,914/1,178,225 = 1,178,225/x
3. Step 3: Cross multiply
   543,914x = 1,178,225 × 1,178,225
4. Step 4: Simplify right side
   543,914x = 1,388,214,150,625
5. Step 5: Solve for x
   x = 1,388,214,150,625/543,914
6. Step 6: Final answer
   x = 2,552,267.73