Finding the Third Proportional to 726,582 and 1,079,505

Step by Step Solution

1. Step 1: Write the proportion equation
   726,582 : 1,079,505 = 1,079,505 : x
2. Step 2: Convert to fraction form
   726,582/1,079,505 = 1,079,505/x
3. Step 3: Cross multiply
   726,582x = 1,079,505 × 1,079,505
4. Step 4: Simplify right side
   726,582x = 1,165,331,045,025
5. Step 5: Solve for x
   x = 1,165,331,045,025/726,582
6. Step 6: Final answer
   x = 1,603,853.45