Finding the Third Proportional to 509,305 and 1,079,321

Step by Step Solution

1. Step 1: Write the proportion equation
   509,305 : 1,079,321 = 1,079,321 : x
2. Step 2: Convert to fraction form
   509,305/1,079,321 = 1,079,321/x
3. Step 3: Cross multiply
   509,305x = 1,079,321 × 1,079,321
4. Step 4: Simplify right side
   509,305x = 1,164,933,821,041
5. Step 5: Solve for x
   x = 1,164,933,821,041/509,305
6. Step 6: Final answer
   x = 2,287,300.97