Finding the Fourth Proportional to 3,344.72, 5,009.69 and 2,758.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,344.72 : 5,009.69 = 2,758.37 : x
2. Step 2: Convert to fraction form
   3,344.72/5,009.69 = 2,758.37/x
3. Step 3: Cross multiply
   3,344.72x = 5,009.69 × 2,758.37
4. Step 4: Simplify right side
   3,344.72x = 13,818,539.77
5. Step 5: Solve for x
   x = 13,818,539.77/3,344.72
6. Step 6: Final answer
   x = 4,131.46