Finding the Third Proportional to 776,716 and 1,049,389

Step by Step Solution

1. Step 1: Write the proportion equation
   776,716 : 1,049,389 = 1,049,389 : x
2. Step 2: Convert to fraction form
   776,716/1,049,389 = 1,049,389/x
3. Step 3: Cross multiply
   776,716x = 1,049,389 × 1,049,389
4. Step 4: Simplify right side
   776,716x = 1,101,217,273,321
5. Step 5: Solve for x
   x = 1,101,217,273,321/776,716
6. Step 6: Final answer
   x = 1,417,786.26