Finding the Third Proportional to 509,492 and 1,079,670

Step by Step Solution

1. Step 1: Write the proportion equation
   509,492 : 1,079,670 = 1,079,670 : x
2. Step 2: Convert to fraction form
   509,492/1,079,670 = 1,079,670/x
3. Step 3: Cross multiply
   509,492x = 1,079,670 × 1,079,670
4. Step 4: Simplify right side
   509,492x = 1,165,687,308,900
5. Step 5: Solve for x
   x = 1,165,687,308,900/509,492
6. Step 6: Final answer
   x = 2,287,940.36