Finding the Third Proportional to 789,786 and 1,705,656

Step by Step Solution

1. Step 1: Write the proportion equation
   789,786 : 1,705,656 = 1,705,656 : x
2. Step 2: Convert to fraction form
   789,786/1,705,656 = 1,705,656/x
3. Step 3: Cross multiply
   789,786x = 1,705,656 × 1,705,656
4. Step 4: Simplify right side
   789,786x = 2,909,262,390,336
5. Step 5: Solve for x
   x = 2,909,262,390,336/789,786
6. Step 6: Final answer
   x = 3,683,608.46