Finding the Fourth Proportional to 3,429.33, 5,141.25 and 3,236.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,429.33 : 5,141.25 = 3,236.15 : x
2. Step 2: Convert to fraction form
   3,429.33/5,141.25 = 3,236.15/x
3. Step 3: Cross multiply
   3,429.33x = 5,141.25 × 3,236.15
4. Step 4: Simplify right side
   3,429.33x = 16,637,830.48
5. Step 5: Solve for x
   x = 16,637,830.48/3,429.33
6. Step 6: Final answer
   x = 4,851.63