Finding the Fourth Proportional to 12,103.08, 18,155.55 and 3,337.92

Step by Step Solution

1. Step 1: Write the proportion equation
   12,103.08 : 18,155.55 = 3,337.92 : x
2. Step 2: Convert to fraction form
   12,103.08/18,155.55 = 3,337.92/x
3. Step 3: Cross multiply
   12,103.08x = 18,155.55 × 3,337.92
4. Step 4: Simplify right side
   12,103.08x = 60,601,773.46
5. Step 5: Solve for x
   x = 60,601,773.46/12,103.08
6. Step 6: Final answer
   x = 5,007.14