Finding the Third Proportional to 664,294 and 1,057,524

Step by Step Solution

1. Step 1: Write the proportion equation
   664,294 : 1,057,524 = 1,057,524 : x
2. Step 2: Convert to fraction form
   664,294/1,057,524 = 1,057,524/x
3. Step 3: Cross multiply
   664,294x = 1,057,524 × 1,057,524
4. Step 4: Simplify right side
   664,294x = 1,118,357,010,576
5. Step 5: Solve for x
   x = 1,118,357,010,576/664,294
6. Step 6: Final answer
   x = 1,683,527.19