Finding the Fourth Proportional to 2,321.52, 3,478.37 and 1,149.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,321.52 : 3,478.37 = 1,149.96 : x
2. Step 2: Convert to fraction form
   2,321.52/3,478.37 = 1,149.96/x
3. Step 3: Cross multiply
   2,321.52x = 3,478.37 × 1,149.96
4. Step 4: Simplify right side
   2,321.52x = 3,999,986.37
5. Step 5: Solve for x
   x = 3,999,986.37/2,321.52
6. Step 6: Final answer
   x = 1,723.00