Finding the Third Proportional to 857,934 and 1,865,268

Step by Step Solution

1. Step 1: Write the proportion equation
   857,934 : 1,865,268 = 1,865,268 : x
2. Step 2: Convert to fraction form
   857,934/1,865,268 = 1,865,268/x
3. Step 3: Cross multiply
   857,934x = 1,865,268 × 1,865,268
4. Step 4: Simplify right side
   857,934x = 3,479,224,711,824
5. Step 5: Solve for x
   x = 3,479,224,711,824/857,934
6. Step 6: Final answer
   x = 4,055,352.41