Finding the Fourth Proportional to 12,330.56, 18,498.96 and 3,565.43

Step by Step Solution

1. Step 1: Write the proportion equation
   12,330.56 : 18,498.96 = 3,565.43 : x
2. Step 2: Convert to fraction form
   12,330.56/18,498.96 = 3,565.43/x
3. Step 3: Cross multiply
   12,330.56x = 18,498.96 × 3,565.43
4. Step 4: Simplify right side
   12,330.56x = 65,956,746.95
5. Step 5: Solve for x
   x = 65,956,746.95/12,330.56
6. Step 6: Final answer
   x = 5,349.05