Finding the Fourth Proportional to 2,436.50, 3,651.33 and 1,615.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,436.50 : 3,651.33 = 1,615.34 : x
2. Step 2: Convert to fraction form
   2,436.50/3,651.33 = 1,615.34/x
3. Step 3: Cross multiply
   2,436.50x = 3,651.33 × 1,615.34
4. Step 4: Simplify right side
   2,436.50x = 5,898,139.40
5. Step 5: Solve for x
   x = 5,898,139.40/2,436.50
6. Step 6: Final answer
   x = 2,420.74