Finding the Fourth Proportional to 2,098.77, 3,148.56 and 1,003.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,098.77 : 3,148.56 = 1,003.23 : x
2. Step 2: Convert to fraction form
   2,098.77/3,148.56 = 1,003.23/x
3. Step 3: Cross multiply
   2,098.77x = 3,148.56 × 1,003.23
4. Step 4: Simplify right side
   2,098.77x = 3,158,729.85
5. Step 5: Solve for x
   x = 3,158,729.85/2,098.77
6. Step 6: Final answer
   x = 1,505.04