Finding the Fourth Proportional to 12,124.48, 18,186.71 and 3,359.39

Step by Step Solution

1. Step 1: Write the proportion equation
   12,124.48 : 18,186.71 = 3,359.39 : x
2. Step 2: Convert to fraction form
   12,124.48/18,186.71 = 3,359.39/x
3. Step 3: Cross multiply
   12,124.48x = 18,186.71 × 3,359.39
4. Step 4: Simplify right side
   12,124.48x = 61,096,251.71
5. Step 5: Solve for x
   x = 61,096,251.71/12,124.48
6. Step 6: Final answer
   x = 5,039.08