Finding the Third Proportional to 859,689 and 1,789,151

Step by Step Solution

1. Step 1: Write the proportion equation
   859,689 : 1,789,151 = 1,789,151 : x
2. Step 2: Convert to fraction form
   859,689/1,789,151 = 1,789,151/x
3. Step 3: Cross multiply
   859,689x = 1,789,151 × 1,789,151
4. Step 4: Simplify right side
   859,689x = 3,201,061,300,801
5. Step 5: Solve for x
   x = 3,201,061,300,801/859,689
6. Step 6: Final answer
   x = 3,723,510.83