Finding the Third Proportional to 776,791.69 and 1,661,526

Step by Step Solution

1. Step 1: Write the proportion equation
   776,791.69 : 1,661,526 = 1,661,526 : x
2. Step 2: Convert to fraction form
   776,791.69/1,661,526 = 1,661,526/x
3. Step 3: Cross multiply
   776,791.69x = 1,661,526 × 1,661,526
4. Step 4: Simplify right side
   776,791.69x = 2,760,668,648,676
5. Step 5: Solve for x
   x = 2,760,668,648,676/776,791.69
6. Step 6: Final answer
   x = 3,553,936.91