Finding the Fourth Proportional to 12,150.15, 18,223.18 and 3,383.02

Step by Step Solution

1. Step 1: Write the proportion equation
   12,150.15 : 18,223.18 = 3,383.02 : x
2. Step 2: Convert to fraction form
   12,150.15/18,223.18 = 3,383.02/x
3. Step 3: Cross multiply
   12,150.15x = 18,223.18 × 3,383.02
4. Step 4: Simplify right side
   12,150.15x = 61,649,294.22
5. Step 5: Solve for x
   x = 61,649,294.22/12,150.15
6. Step 6: Final answer
   x = 5,073.95