Finding the Fourth Proportional to 12,330.24, 18,498.15 and 3,565.86

Step by Step Solution

1. Step 1: Write the proportion equation
   12,330.24 : 18,498.15 = 3,565.86 : x
2. Step 2: Convert to fraction form
   12,330.24/18,498.15 = 3,565.86/x
3. Step 3: Cross multiply
   12,330.24x = 18,498.15 × 3,565.86
4. Step 4: Simplify right side
   12,330.24x = 65,961,813.16
5. Step 5: Solve for x
   x = 65,961,813.16/12,330.24
6. Step 6: Final answer
   x = 5,349.60