Finding the Fourth Proportional to 2,043.10, 2,819.01 and 1,158.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,043.10 : 2,819.01 = 1,158.81 : x
2. Step 2: Convert to fraction form
   2,043.10/2,819.01 = 1,158.81/x
3. Step 3: Cross multiply
   2,043.10x = 2,819.01 × 1,158.81
4. Step 4: Simplify right side
   2,043.10x = 3,266,696.98
5. Step 5: Solve for x
   x = 3,266,696.98/2,043.10
6. Step 6: Final answer
   x = 1,598.89