Finding the Third Proportional to 616,606 and 1,345,259

Step by Step Solution

1. Step 1: Write the proportion equation
   616,606 : 1,345,259 = 1,345,259 : x
2. Step 2: Convert to fraction form
   616,606/1,345,259 = 1,345,259/x
3. Step 3: Cross multiply
   616,606x = 1,345,259 × 1,345,259
4. Step 4: Simplify right side
   616,606x = 1,809,721,777,081
5. Step 5: Solve for x
   x = 1,809,721,777,081/616,606
6. Step 6: Final answer
   x = 2,934,972.70