Finding the Fourth Proportional to 3,813.02, 5,719.13 and 1,039.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,813.02 : 5,719.13 = 1,039.52 : x
2. Step 2: Convert to fraction form
   3,813.02/5,719.13 = 1,039.52/x
3. Step 3: Cross multiply
   3,813.02x = 5,719.13 × 1,039.52
4. Step 4: Simplify right side
   3,813.02x = 5,945,150.02
5. Step 5: Solve for x
   x = 5,945,150.02/3,813.02
6. Step 6: Final answer
   x = 1,559.17