Finding the Fourth Proportional to 1,498.55, 2,243.03 and 803.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498.55 : 2,243.03 = 803.51 : x
2. Step 2: Convert to fraction form
   1,498.55/2,243.03 = 803.51/x
3. Step 3: Cross multiply
   1,498.55x = 2,243.03 × 803.51
4. Step 4: Simplify right side
   1,498.55x = 1,802,293.02
5. Step 5: Solve for x
   x = 1,802,293.02/1,498.55
6. Step 6: Final answer
   x = 1,202.69