Finding the Third Proportional to 716,986 and 1,560,416

Step by Step Solution

1. Step 1: Write the proportion equation
   716,986 : 1,560,416 = 1,560,416 : x
2. Step 2: Convert to fraction form
   716,986/1,560,416 = 1,560,416/x
3. Step 3: Cross multiply
   716,986x = 1,560,416 × 1,560,416
4. Step 4: Simplify right side
   716,986x = 2,434,898,093,056
5. Step 5: Solve for x
   x = 2,434,898,093,056/716,986
6. Step 6: Final answer
   x = 3,396,019.02