Finding the Fourth Proportional to 5,196.27, 7,170.93 and 3,686.49

Step by Step Solution

1. Step 1: Write the proportion equation
   5,196.27 : 7,170.93 = 3,686.49 : x
2. Step 2: Convert to fraction form
   5,196.27/7,170.93 = 3,686.49/x
3. Step 3: Cross multiply
   5,196.27x = 7,170.93 × 3,686.49
4. Step 4: Simplify right side
   5,196.27x = 26,435,561.74
5. Step 5: Solve for x
   x = 26,435,561.74/5,196.27
6. Step 6: Final answer
   x = 5,087.41