Finding the Fourth Proportional to 2,544.72, 3,817.12 and 696.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,544.72 : 3,817.12 = 696.03 : x
2. Step 2: Convert to fraction form
   2,544.72/3,817.12 = 696.03/x
3. Step 3: Cross multiply
   2,544.72x = 3,817.12 × 696.03
4. Step 4: Simplify right side
   2,544.72x = 2,656,810.95
5. Step 5: Solve for x
   x = 2,656,810.95/2,544.72
6. Step 6: Final answer
   x = 1,044.05