Finding the Fourth Proportional to 2,298.30, 3,170.70 and 1,413.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,298.30 : 3,170.70 = 1,413.60 : x
2. Step 2: Convert to fraction form
   2,298.30/3,170.70 = 1,413.60/x
3. Step 3: Cross multiply
   2,298.30x = 3,170.70 × 1,413.60
4. Step 4: Simplify right side
   2,298.30x = 4,482,101.52
5. Step 5: Solve for x
   x = 4,482,101.52/2,298.30
6. Step 6: Final answer
   x = 1,950.18