Finding the Third Proportional to 865,181 and 1,863,479

Step by Step Solution

1. Step 1: Write the proportion equation
   865,181 : 1,863,479 = 1,863,479 : x
2. Step 2: Convert to fraction form
   865,181/1,863,479 = 1,863,479/x
3. Step 3: Cross multiply
   865,181x = 1,863,479 × 1,863,479
4. Step 4: Simplify right side
   865,181x = 3,472,553,983,441
5. Step 5: Solve for x
   x = 3,472,553,983,441/865,181
6. Step 6: Final answer
   x = 4,013,673.42