Finding the Fourth Proportional to 2,298.42, 3,171.88 and 1,413.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,298.42 : 3,171.88 = 1,413.72 : x
2. Step 2: Convert to fraction form
   2,298.42/3,171.88 = 1,413.72/x
3. Step 3: Cross multiply
   2,298.42x = 3,171.88 × 1,413.72
4. Step 4: Simplify right side
   2,298.42x = 4,484,150.19
5. Step 5: Solve for x
   x = 4,484,150.19/2,298.42
6. Step 6: Final answer
   x = 1,950.97