Finding the Fourth Proportional to 2,264.05, 3,396.59 and 803.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,264.05 : 3,396.59 = 803.21 : x
2. Step 2: Convert to fraction form
   2,264.05/3,396.59 = 803.21/x
3. Step 3: Cross multiply
   2,264.05x = 3,396.59 × 803.21
4. Step 4: Simplify right side
   2,264.05x = 2,728,157.07
5. Step 5: Solve for x
   x = 2,728,157.07/2,264.05
6. Step 6: Final answer
   x = 1,204.99