Finding the Fourth Proportional to 2,615.70, 3,609.27 and 1,567.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,615.70 : 3,609.27 = 1,567.50 : x
2. Step 2: Convert to fraction form
   2,615.70/3,609.27 = 1,567.50/x
3. Step 3: Cross multiply
   2,615.70x = 3,609.27 × 1,567.50
4. Step 4: Simplify right side
   2,615.70x = 5,657,530.73
5. Step 5: Solve for x
   x = 5,657,530.73/2,615.70
6. Step 6: Final answer
   x = 2,162.91