Finding the Third Proportional to 537,772 and 1,170,372

Step by Step Solution

1. Step 1: Write the proportion equation
   537,772 : 1,170,372 = 1,170,372 : x
2. Step 2: Convert to fraction form
   537,772/1,170,372 = 1,170,372/x
3. Step 3: Cross multiply
   537,772x = 1,170,372 × 1,170,372
4. Step 4: Simplify right side
   537,772x = 1,369,770,618,384
5. Step 5: Solve for x
   x = 1,369,770,618,384/537,772
6. Step 6: Final answer
   x = 2,547,121.49