Finding the Fourth Proportional to 2,558.67, 3,837.62 and 803.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,558.67 : 3,837.62 = 803.27 : x
2. Step 2: Convert to fraction form
   2,558.67/3,837.62 = 803.27/x
3. Step 3: Cross multiply
   2,558.67x = 3,837.62 × 803.27
4. Step 4: Simplify right side
   2,558.67x = 3,082,621.81
5. Step 5: Solve for x
   x = 3,082,621.81/2,558.67
6. Step 6: Final answer
   x = 1,204.78