Finding the Fourth Proportional to 5,401.44, 7,454.52 and 3,636.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,401.44 : 7,454.52 = 3,636.72 : x
2. Step 2: Convert to fraction form
   5,401.44/7,454.52 = 3,636.72/x
3. Step 3: Cross multiply
   5,401.44x = 7,454.52 × 3,636.72
4. Step 4: Simplify right side
   5,401.44x = 27,110,001.97
5. Step 5: Solve for x
   x = 27,110,001.97/5,401.44
6. Step 6: Final answer
   x = 5,019.03