Finding the Third Proportional to 865,166 and 1,863,448

Step by Step Solution

1. Step 1: Write the proportion equation
   865,166 : 1,863,448 = 1,863,448 : x
2. Step 2: Convert to fraction form
   865,166/1,863,448 = 1,863,448/x
3. Step 3: Cross multiply
   865,166x = 1,863,448 × 1,863,448
4. Step 4: Simplify right side
   865,166x = 3,472,438,448,704
5. Step 5: Solve for x
   x = 3,472,438,448,704/865,166
6. Step 6: Final answer
   x = 4,013,609.47