Finding the Fourth Proportional to 2,942.34, 4,413.13 and 1,298.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,942.34 : 4,413.13 = 1,298.50 : x
2. Step 2: Convert to fraction form
   2,942.34/4,413.13 = 1,298.50/x
3. Step 3: Cross multiply
   2,942.34x = 4,413.13 × 1,298.50
4. Step 4: Simplify right side
   2,942.34x = 5,730,459.85
5. Step 5: Solve for x
   x = 5,730,459.85/2,942.34
6. Step 6: Final answer
   x = 1,947.58