Finding the Fourth Proportional to 2,536.30, 3,803.37 and 803.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,536.30 : 3,803.37 = 803.98 : x
2. Step 2: Convert to fraction form
   2,536.30/3,803.37 = 803.98/x
3. Step 3: Cross multiply
   2,536.30x = 3,803.37 × 803.98
4. Step 4: Simplify right side
   2,536.30x = 3,057,833.41
5. Step 5: Solve for x
   x = 3,057,833.41/2,536.30
6. Step 6: Final answer
   x = 1,205.63