Finding the Fourth Proportional to 5,169.17, 7,756.16 and 3,697.89

Step by Step Solution

1. Step 1: Write the proportion equation
   5,169.17 : 7,756.16 = 3,697.89 : x
2. Step 2: Convert to fraction form
   5,169.17/7,756.16 = 3,697.89/x
3. Step 3: Cross multiply
   5,169.17x = 7,756.16 × 3,697.89
4. Step 4: Simplify right side
   5,169.17x = 28,681,408.01
5. Step 5: Solve for x
   x = 28,681,408.01/5,169.17
6. Step 6: Final answer
   x = 5,548.56