Finding the Third Proportional to 773,674 and 1,681,856

Step by Step Solution

1. Step 1: Write the proportion equation
   773,674 : 1,681,856 = 1,681,856 : x
2. Step 2: Convert to fraction form
   773,674/1,681,856 = 1,681,856/x
3. Step 3: Cross multiply
   773,674x = 1,681,856 × 1,681,856
4. Step 4: Simplify right side
   773,674x = 2,828,639,604,736
5. Step 5: Solve for x
   x = 2,828,639,604,736/773,674
6. Step 6: Final answer
   x = 3,656,113.05