Finding the Third Proportional to 789,768 and 1,705,623

Step by Step Solution

1. Step 1: Write the proportion equation
   789,768 : 1,705,623 = 1,705,623 : x
2. Step 2: Convert to fraction form
   789,768/1,705,623 = 1,705,623/x
3. Step 3: Cross multiply
   789,768x = 1,705,623 × 1,705,623
4. Step 4: Simplify right side
   789,768x = 2,909,149,818,129
5. Step 5: Solve for x
   x = 2,909,149,818,129/789,768
6. Step 6: Final answer
   x = 3,683,549.88