Finding the Fourth Proportional to 3,744.63, 5,161.89 and 3,080.33

Step by Step Solution

1. Step 1: Write the proportion equation
   3,744.63 : 5,161.89 = 3,080.33 : x
2. Step 2: Convert to fraction form
   3,744.63/5,161.89 = 3,080.33/x
3. Step 3: Cross multiply
   3,744.63x = 5,161.89 × 3,080.33
4. Step 4: Simplify right side
   3,744.63x = 15,900,329.72
5. Step 5: Solve for x
   x = 15,900,329.72/3,744.63
6. Step 6: Final answer
   x = 4,246.17