Finding the Fourth Proportional to 2,072.89, 2,860.56 and 1,141.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,072.89 : 2,860.56 = 1,141.39 : x
2. Step 2: Convert to fraction form
   2,072.89/2,860.56 = 1,141.39/x
3. Step 3: Cross multiply
   2,072.89x = 2,860.56 × 1,141.39
4. Step 4: Simplify right side
   2,072.89x = 3,265,014.58
5. Step 5: Solve for x
   x = 3,265,014.58/2,072.89
6. Step 6: Final answer
   x = 1,575.10