Finding the Fourth Proportional to 5,354.22, 7,388.59 and 2,964.28

Step by Step Solution

1. Step 1: Write the proportion equation
   5,354.22 : 7,388.59 = 2,964.28 : x
2. Step 2: Convert to fraction form
   5,354.22/7,388.59 = 2,964.28/x
3. Step 3: Cross multiply
   5,354.22x = 7,388.59 × 2,964.28
4. Step 4: Simplify right side
   5,354.22x = 21,901,849.57
5. Step 5: Solve for x
   x = 21,901,849.57/5,354.22
6. Step 6: Final answer
   x = 4,090.58