Finding the Third Proportional to 865,224 and 1,863,570

Step by Step Solution

1. Step 1: Write the proportion equation
   865,224 : 1,863,570 = 1,863,570 : x
2. Step 2: Convert to fraction form
   865,224/1,863,570 = 1,863,570/x
3. Step 3: Cross multiply
   865,224x = 1,863,570 × 1,863,570
4. Step 4: Simplify right side
   865,224x = 3,472,893,144,900
5. Step 5: Solve for x
   x = 3,472,893,144,900/865,224
6. Step 6: Final answer
   x = 4,013,865.94