Finding the Fourth Proportional to 2,049.05, 3,075.32 and 817.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,049.05 : 3,075.32 = 817.32 : x
2. Step 2: Convert to fraction form
   2,049.05/3,075.32 = 817.32/x
3. Step 3: Cross multiply
   2,049.05x = 3,075.32 × 817.32
4. Step 4: Simplify right side
   2,049.05x = 2,513,516.46
5. Step 5: Solve for x
   x = 2,513,516.46/2,049.05
6. Step 6: Final answer
   x = 1,226.68