Finding the Third Proportional to 674,509 and 1,036,783

Step by Step Solution

1. Step 1: Write the proportion equation
   674,509 : 1,036,783 = 1,036,783 : x
2. Step 2: Convert to fraction form
   674,509/1,036,783 = 1,036,783/x
3. Step 3: Cross multiply
   674,509x = 1,036,783 × 1,036,783
4. Step 4: Simplify right side
   674,509x = 1,074,918,989,089
5. Step 5: Solve for x
   x = 1,074,918,989,089/674,509
6. Step 6: Final answer
   x = 1,593,631.80