Finding the Fourth Proportional to 1,841.34, 2,540.28 and 1,141.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,841.34 : 2,540.28 = 1,141.50 : x
2. Step 2: Convert to fraction form
   1,841.34/2,540.28 = 1,141.50/x
3. Step 3: Cross multiply
   1,841.34x = 2,540.28 × 1,141.50
4. Step 4: Simplify right side
   1,841.34x = 2,899,729.62
5. Step 5: Solve for x
   x = 2,899,729.62/1,841.34
6. Step 6: Final answer
   x = 1,574.79