Finding the Fourth Proportional to 1,258,752.24, 1,737,078.27 and 685,792.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,258,752.24 : 1,737,078.27 = 685,792.41 : x
2. Step 2: Convert to fraction form
   1,258,752.24/1,737,078.27 = 685,792.41/x
3. Step 3: Cross multiply
   1,258,752.24x = 1,737,078.27 × 685,792.41
4. Step 4: Simplify right side
   1,258,752.24x = 1,191,275,093,141.93
5. Step 5: Solve for x
   x = 1,191,275,093,141.93/1,258,752.24
6. Step 6: Final answer
   x = 946,393.62