Finding the Third Proportional to 785,872 and 1,718,860

Step by Step Solution

1. Step 1: Write the proportion equation
   785,872 : 1,718,860 = 1,718,860 : x
2. Step 2: Convert to fraction form
   785,872/1,718,860 = 1,718,860/x
3. Step 3: Cross multiply
   785,872x = 1,718,860 × 1,718,860
4. Step 4: Simplify right side
   785,872x = 2,954,479,699,600
5. Step 5: Solve for x
   x = 2,954,479,699,600/785,872
6. Step 6: Final answer
   x = 3,759,492.26