Finding the Fourth Proportional to 3,922.89, 5,411.32 and 2,350.07

Step by Step Solution

1. Step 1: Write the proportion equation
   3,922.89 : 5,411.32 = 2,350.07 : x
2. Step 2: Convert to fraction form
   3,922.89/5,411.32 = 2,350.07/x
3. Step 3: Cross multiply
   3,922.89x = 5,411.32 × 2,350.07
4. Step 4: Simplify right side
   3,922.89x = 12,716,981.37
5. Step 5: Solve for x
   x = 12,716,981.37/3,922.89
6. Step 6: Final answer
   x = 3,241.74