Finding the Third Proportional to 1,201,235 and 1,617,981

Step by Step Solution

1. Step 1: Write the proportion equation
   1,201,235 : 1,617,981 = 1,617,981 : x
2. Step 2: Convert to fraction form
   1,201,235/1,617,981 = 1,617,981/x
3. Step 3: Cross multiply
   1,201,235x = 1,617,981 × 1,617,981
4. Step 4: Simplify right side
   1,201,235x = 2,617,862,516,361
5. Step 5: Solve for x
   x = 2,617,862,516,361/1,201,235
6. Step 6: Final answer
   x = 2,179,309.22