Finding the Fourth Proportional to 3,338.64, 5,004.72 and 1,145.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,338.64 : 5,004.72 = 1,145.82 : x
2. Step 2: Convert to fraction form
   3,338.64/5,004.72 = 1,145.82/x
3. Step 3: Cross multiply
   3,338.64x = 5,004.72 × 1,145.82
4. Step 4: Simplify right side
   3,338.64x = 5,734,508.27
5. Step 5: Solve for x
   x = 5,734,508.27/3,338.64
6. Step 6: Final answer
   x = 1,717.62