Finding the Third Proportional to 517,548 and 1,131,644

Step by Step Solution

1. Step 1: Write the proportion equation
   517,548 : 1,131,644 = 1,131,644 : x
2. Step 2: Convert to fraction form
   517,548/1,131,644 = 1,131,644/x
3. Step 3: Cross multiply
   517,548x = 1,131,644 × 1,131,644
4. Step 4: Simplify right side
   517,548x = 1,280,618,142,736
5. Step 5: Solve for x
   x = 1,280,618,142,736/517,548
6. Step 6: Final answer
   x = 2,474,394.92