Finding the Third Proportional to 505,660 and 1,083,288

Step by Step Solution

1. Step 1: Write the proportion equation
   505,660 : 1,083,288 = 1,083,288 : x
2. Step 2: Convert to fraction form
   505,660/1,083,288 = 1,083,288/x
3. Step 3: Cross multiply
   505,660x = 1,083,288 × 1,083,288
4. Step 4: Simplify right side
   505,660x = 1,173,512,890,944
5. Step 5: Solve for x
   x = 1,173,512,890,944/505,660
6. Step 6: Final answer
   x = 2,320,754.84