Finding the Third Proportional to 666,100 and 1,015,836

Step by Step Solution

1. Step 1: Write the proportion equation
   666,100 : 1,015,836 = 1,015,836 : x
2. Step 2: Convert to fraction form
   666,100/1,015,836 = 1,015,836/x
3. Step 3: Cross multiply
   666,100x = 1,015,836 × 1,015,836
4. Step 4: Simplify right side
   666,100x = 1,031,922,778,896
5. Step 5: Solve for x
   x = 1,031,922,778,896/666,100
6. Step 6: Final answer
   x = 1,549,200.99