Finding the Third Proportional to 855,866 and 1,833,178

Step by Step Solution

1. Step 1: Write the proportion equation
   855,866 : 1,833,178 = 1,833,178 : x
2. Step 2: Convert to fraction form
   855,866/1,833,178 = 1,833,178/x
3. Step 3: Cross multiply
   855,866x = 1,833,178 × 1,833,178
4. Step 4: Simplify right side
   855,866x = 3,360,541,579,684
5. Step 5: Solve for x
   x = 3,360,541,579,684/855,866
6. Step 6: Final answer
   x = 3,926,480.99