Finding the Fourth Proportional to 12,123.24, 18,185.14 and 3,358.23

Step by Step Solution

1. Step 1: Write the proportion equation
   12,123.24 : 18,185.14 = 3,358.23 : x
2. Step 2: Convert to fraction form
   12,123.24/18,185.14 = 3,358.23/x
3. Step 3: Cross multiply
   12,123.24x = 18,185.14 × 3,358.23
4. Step 4: Simplify right side
   12,123.24x = 61,069,818.71
5. Step 5: Solve for x
   x = 61,069,818.71/12,123.24
6. Step 6: Final answer
   x = 5,037.42