Finding the Fourth Proportional to 5,154.81, 7,729.59 and 3,673.17

Step by Step Solution

1. Step 1: Write the proportion equation
   5,154.81 : 7,729.59 = 3,673.17 : x
2. Step 2: Convert to fraction form
   5,154.81/7,729.59 = 3,673.17/x
3. Step 3: Cross multiply
   5,154.81x = 7,729.59 × 3,673.17
4. Step 4: Simplify right side
   5,154.81x = 28,392,098.10
5. Step 5: Solve for x
   x = 28,392,098.10/5,154.81
6. Step 6: Final answer
   x = 5,507.88