Finding the Third Proportional to 818,112 and 1,757,658

Step by Step Solution

1. Step 1: Write the proportion equation
   818,112 : 1,757,658 = 1,757,658 : x
2. Step 2: Convert to fraction form
   818,112/1,757,658 = 1,757,658/x
3. Step 3: Cross multiply
   818,112x = 1,757,658 × 1,757,658
4. Step 4: Simplify right side
   818,112x = 3,089,361,644,964
5. Step 5: Solve for x
   x = 3,089,361,644,964/818,112
6. Step 6: Final answer
   x = 3,776,208.69