Finding the Fourth Proportional to 2,588.22, 3,572.34 and 1,580.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,588.22 : 3,572.34 = 1,580.27 : x
2. Step 2: Convert to fraction form
   2,588.22/3,572.34 = 1,580.27/x
3. Step 3: Cross multiply
   2,588.22x = 3,572.34 × 1,580.27
4. Step 4: Simplify right side
   2,588.22x = 5,645,261.73
5. Step 5: Solve for x
   x = 5,645,261.73/2,588.22
6. Step 6: Final answer
   x = 2,181.14