Finding the Fourth Proportional to 5,404.82, 7,458.64 and 2,920.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,404.82 : 7,458.64 = 2,920.82 : x
2. Step 2: Convert to fraction form
   5,404.82/7,458.64 = 2,920.82/x
3. Step 3: Cross multiply
   5,404.82x = 7,458.64 × 2,920.82
4. Step 4: Simplify right side
   5,404.82x = 21,785,344.88
5. Step 5: Solve for x
   x = 21,785,344.88/5,404.82
6. Step 6: Final answer
   x = 4,030.73