Finding the Fourth Proportional to 2,043.58, 2,820.27 and 1,159.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,043.58 : 2,820.27 = 1,159.06 : x
2. Step 2: Convert to fraction form
   2,043.58/2,820.27 = 1,159.06/x
3. Step 3: Cross multiply
   2,043.58x = 2,820.27 × 1,159.06
4. Step 4: Simplify right side
   2,043.58x = 3,268,862.15
5. Step 5: Solve for x
   x = 3,268,862.15/2,043.58
6. Step 6: Final answer
   x = 1,599.58