Finding the Fourth Proportional to 2,369.50, 3,269.70 and 1,321.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,369.50 : 3,269.70 = 1,321.54 : x
2. Step 2: Convert to fraction form
   2,369.50/3,269.70 = 1,321.54/x
3. Step 3: Cross multiply
   2,369.50x = 3,269.70 × 1,321.54
4. Step 4: Simplify right side
   2,369.50x = 4,321,039.34
5. Step 5: Solve for x
   x = 4,321,039.34/2,369.50
6. Step 6: Final answer
   x = 1,823.61