Finding the Third Proportional to 778,535 and 1,677,112

Step by Step Solution

1. Step 1: Write the proportion equation
   778,535 : 1,677,112 = 1,677,112 : x
2. Step 2: Convert to fraction form
   778,535/1,677,112 = 1,677,112/x
3. Step 3: Cross multiply
   778,535x = 1,677,112 × 1,677,112
4. Step 4: Simplify right side
   778,535x = 2,812,704,660,544
5. Step 5: Solve for x
   x = 2,812,704,660,544/778,535
6. Step 6: Final answer
   x = 3,612,817.23