Finding the Fourth Proportional to 2,606.36, 3,573.68 and 2,573.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,606.36 : 3,573.68 = 2,573.55 : x
2. Step 2: Convert to fraction form
   2,606.36/3,573.68 = 2,573.55/x
3. Step 3: Cross multiply
   2,606.36x = 3,573.68 × 2,573.55
4. Step 4: Simplify right side
   2,606.36x = 9,197,031.30
5. Step 5: Solve for x
   x = 9,197,031.30/2,606.36
6. Step 6: Final answer
   x = 3,528.69