Finding the Fourth Proportional to 2,615.32, 3,923.52 and 2,353.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,615.32 : 3,923.52 = 2,353.91 : x
2. Step 2: Convert to fraction form
   2,615.32/3,923.52 = 2,353.91/x
3. Step 3: Cross multiply
   2,615.32x = 3,923.52 × 2,353.91
4. Step 4: Simplify right side
   2,615.32x = 9,235,584.52
5. Step 5: Solve for x
   x = 9,235,584.52/2,615.32
6. Step 6: Final answer
   x = 3,531.34