Finding the Third Proportional to 518,546 and 1,125,616

Step by Step Solution

1. Step 1: Write the proportion equation
   518,546 : 1,125,616 = 1,125,616 : x
2. Step 2: Convert to fraction form
   518,546/1,125,616 = 1,125,616/x
3. Step 3: Cross multiply
   518,546x = 1,125,616 × 1,125,616
4. Step 4: Simplify right side
   518,546x = 1,267,011,379,456
5. Step 5: Solve for x
   x = 1,267,011,379,456/518,546
6. Step 6: Final answer
   x = 2,443,392.45