Finding the Third Proportional to 518,562 and 1,125,648

Step by Step Solution

1. Step 1: Write the proportion equation
   518,562 : 1,125,648 = 1,125,648 : x
2. Step 2: Convert to fraction form
   518,562/1,125,648 = 1,125,648/x
3. Step 3: Cross multiply
   518,562x = 1,125,648 × 1,125,648
4. Step 4: Simplify right side
   518,562x = 1,267,083,419,904
5. Step 5: Solve for x
   x = 1,267,083,419,904/518,562
6. Step 6: Final answer
   x = 2,443,455.98