Finding the Third Proportional to 666,106 and 1,015,743

Step by Step Solution

1. Step 1: Write the proportion equation
   666,106 : 1,015,743 = 1,015,743 : x
2. Step 2: Convert to fraction form
   666,106/1,015,743 = 1,015,743/x
3. Step 3: Cross multiply
   666,106x = 1,015,743 × 1,015,743
4. Step 4: Simplify right side
   666,106x = 1,031,733,842,049
5. Step 5: Solve for x
   x = 1,031,733,842,049/666,106
6. Step 6: Final answer
   x = 1,548,903.39