Finding the Third Proportional to 505,340 and 1,105,633

Step by Step Solution

1. Step 1: Write the proportion equation
   505,340 : 1,105,633 = 1,105,633 : x
2. Step 2: Convert to fraction form
   505,340/1,105,633 = 1,105,633/x
3. Step 3: Cross multiply
   505,340x = 1,105,633 × 1,105,633
4. Step 4: Simplify right side
   505,340x = 1,222,424,330,689
5. Step 5: Solve for x
   x = 1,222,424,330,689/505,340
6. Step 6: Final answer
   x = 2,419,013.60