Finding the Third Proportional to 855,318 and 1,195,786

Step by Step Solution

1. Step 1: Write the proportion equation
   855,318 : 1,195,786 = 1,195,786 : x
2. Step 2: Convert to fraction form
   855,318/1,195,786 = 1,195,786/x
3. Step 3: Cross multiply
   855,318x = 1,195,786 × 1,195,786
4. Step 4: Simplify right side
   855,318x = 1,429,904,157,796
5. Step 5: Solve for x
   x = 1,429,904,157,796/855,318
6. Step 6: Final answer
   x = 1,671,780.74