Finding the Fourth Proportional to 2,090.43, 2,884.83 and 1,158.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,090.43 : 2,884.83 = 1,158.93 : x
2. Step 2: Convert to fraction form
   2,090.43/2,884.83 = 1,158.93/x
3. Step 3: Cross multiply
   2,090.43x = 2,884.83 × 1,158.93
4. Step 4: Simplify right side
   2,090.43x = 3,343,316.03
5. Step 5: Solve for x
   x = 3,343,316.03/2,090.43
6. Step 6: Final answer
   x = 1,599.34