Finding the Third Proportional to 785,860 and 1,718,838

Step by Step Solution

1. Step 1: Write the proportion equation
   785,860 : 1,718,838 = 1,718,838 : x
2. Step 2: Convert to fraction form
   785,860/1,718,838 = 1,718,838/x
3. Step 3: Cross multiply
   785,860x = 1,718,838 × 1,718,838
4. Step 4: Simplify right side
   785,860x = 2,954,404,070,244
5. Step 5: Solve for x
   x = 2,954,404,070,244/785,860
6. Step 6: Final answer
   x = 3,759,453.43