Finding the Fourth Proportional to 2,566.07, 3,540.27 and 1,621.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,566.07 : 3,540.27 = 1,621.56 : x
2. Step 2: Convert to fraction form
   2,566.07/3,540.27 = 1,621.56/x
3. Step 3: Cross multiply
   2,566.07x = 3,540.27 × 1,621.56
4. Step 4: Simplify right side
   2,566.07x = 5,740,742.52
5. Step 5: Solve for x
   x = 5,740,742.52/2,566.07
6. Step 6: Final answer
   x = 2,237.18