Finding the Fourth Proportional to 2,615.02, 3,582.59 and 2,516.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,615.02 : 3,582.59 = 2,516.56 : x
2. Step 2: Convert to fraction form
   2,615.02/3,582.59 = 2,516.56/x
3. Step 3: Cross multiply
   2,615.02x = 3,582.59 × 2,516.56
4. Step 4: Simplify right side
   2,615.02x = 9,015,802.69
5. Step 5: Solve for x
   x = 9,015,802.69/2,615.02
6. Step 6: Final answer
   x = 3,447.70