Finding the Fourth Proportional to 3,901.94, 5,383.16 and 2,407.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,901.94 : 5,383.16 = 2,407.25 : x
2. Step 2: Convert to fraction form
   3,901.94/5,383.16 = 2,407.25/x
3. Step 3: Cross multiply
   3,901.94x = 5,383.16 × 2,407.25
4. Step 4: Simplify right side
   3,901.94x = 12,958,572.96
5. Step 5: Solve for x
   x = 12,958,572.96/3,901.94
6. Step 6: Final answer
   x = 3,321.06