Finding the Third Proportional to 518,556 and 1,125,636

Step by Step Solution

1. Step 1: Write the proportion equation
   518,556 : 1,125,636 = 1,125,636 : x
2. Step 2: Convert to fraction form
   518,556/1,125,636 = 1,125,636/x
3. Step 3: Cross multiply
   518,556x = 1,125,636 × 1,125,636
4. Step 4: Simplify right side
   518,556x = 1,267,056,404,496
5. Step 5: Solve for x
   x = 1,267,056,404,496/518,556
6. Step 6: Final answer
   x = 2,443,432.15