Finding the Third Proportional to 1,081,656 and 1,681,481

Step by Step Solution

1. Step 1: Write the proportion equation
   1,081,656 : 1,681,481 = 1,681,481 : x
2. Step 2: Convert to fraction form
   1,081,656/1,681,481 = 1,681,481/x
3. Step 3: Cross multiply
   1,081,656x = 1,681,481 × 1,681,481
4. Step 4: Simplify right side
   1,081,656x = 2,827,378,353,361
5. Step 5: Solve for x
   x = 2,827,378,353,361/1,081,656
6. Step 6: Final answer
   x = 2,613,934.89