Finding the Fourth Proportional to 2,698.86, 4,045.86 and 942.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,698.86 : 4,045.86 = 942.69 : x
2. Step 2: Convert to fraction form
   2,698.86/4,045.86 = 942.69/x
3. Step 3: Cross multiply
   2,698.86x = 4,045.86 × 942.69
4. Step 4: Simplify right side
   2,698.86x = 3,813,991.76
5. Step 5: Solve for x
   x = 3,813,991.76/2,698.86
6. Step 6: Final answer
   x = 1,413.19