Finding the Fourth Proportional to 3,401.27, 5,098.78 and 1,322.67

Step by Step Solution

1. Step 1: Write the proportion equation
   3,401.27 : 5,098.78 = 1,322.67 : x
2. Step 2: Convert to fraction form
   3,401.27/5,098.78 = 1,322.67/x
3. Step 3: Cross multiply
   3,401.27x = 5,098.78 × 1,322.67
4. Step 4: Simplify right side
   3,401.27x = 6,744,003.34
5. Step 5: Solve for x
   x = 6,744,003.34/3,401.27
6. Step 6: Final answer
   x = 1,982.79