Finding the Fourth Proportional to 3,454.64, 5,158.56 and 3,007.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,454.64 : 5,158.56 = 3,007.52 : x
2. Step 2: Convert to fraction form
   3,454.64/5,158.56 = 3,007.52/x
3. Step 3: Cross multiply
   3,454.64x = 5,158.56 × 3,007.52
4. Step 4: Simplify right side
   3,454.64x = 15,514,472.37
5. Step 5: Solve for x
   x = 15,514,472.37/3,454.64
6. Step 6: Final answer
   x = 4,490.91