Finding the Fourth Proportional to 12,152.82, 18,228.52 and 3,387.41

Step by Step Solution

1. Step 1: Write the proportion equation
   12,152.82 : 18,228.52 = 3,387.41 : x
2. Step 2: Convert to fraction form
   12,152.82/18,228.52 = 3,387.41/x
3. Step 3: Cross multiply
   12,152.82x = 18,228.52 × 3,387.41
4. Step 4: Simplify right side
   12,152.82x = 61,747,470.93
5. Step 5: Solve for x
   x = 61,747,470.93/12,152.82
6. Step 6: Final answer
   x = 5,080.92