Finding the Fourth Proportional to 2,099.13, 3,149.38 and 1,003.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,099.13 : 3,149.38 = 1,003.58 : x
2. Step 2: Convert to fraction form
   2,099.13/3,149.38 = 1,003.58/x
3. Step 3: Cross multiply
   2,099.13x = 3,149.38 × 1,003.58
4. Step 4: Simplify right side
   2,099.13x = 3,160,654.78
5. Step 5: Solve for x
   x = 3,160,654.78/2,099.13
6. Step 6: Final answer
   x = 1,505.70