Finding the Fourth Proportional to 3,108.29, 4,662.63 and 1,259.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,108.29 : 4,662.63 = 1,259.37 : x
2. Step 2: Convert to fraction form
   3,108.29/4,662.63 = 1,259.37/x
3. Step 3: Cross multiply
   3,108.29x = 4,662.63 × 1,259.37
4. Step 4: Simplify right side
   3,108.29x = 5,871,976.34
5. Step 5: Solve for x
   x = 5,871,976.34/3,108.29
6. Step 6: Final answer
   x = 1,889.14