Finding the Fourth Proportional to 5,424.51, 8,132.82 and 3,665.16

Step by Step Solution

1. Step 1: Write the proportion equation
   5,424.51 : 8,132.82 = 3,665.16 : x
2. Step 2: Convert to fraction form
   5,424.51/8,132.82 = 3,665.16/x
3. Step 3: Cross multiply
   5,424.51x = 8,132.82 × 3,665.16
4. Step 4: Simplify right side
   5,424.51x = 29,808,086.55
5. Step 5: Solve for x
   x = 29,808,086.55/5,424.51
6. Step 6: Final answer
   x = 5,495.07